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Wasif-Shahzad
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@Wasif-Shahzad Wasif-Shahzad commented Jul 26, 2025

Proposed change

Add Turkmenistan holidays.

(I used Google Translate/ChatGPT for translations as I've zero know-how of the languages so there may be some mistakes)

Type of change

  • New country/market holidays support (thank you!)
  • Supported country/market holidays update (calendar discrepancy fix, localization)
  • Existing code/documentation/test/process quality improvement (best practice, cleanup, refactoring, optimization)
  • Dependency update (version deprecation/pin/upgrade)
  • Bugfix (non-breaking change which fixes an issue)
  • Breaking change (a code change causing existing functionality to break)
  • New feature (new holidays functionality in general)

Checklist

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coderabbitai bot commented Jul 26, 2025

Summary by CodeRabbit

  • New Features

    • Added support for Turkmenistan public holidays, including detailed observance rules and historical changes from 1992 onward.
    • Introduced Turkmenistan holiday localization in English, Russian, and Turkmen languages.
  • Bug Fixes

    • None.
  • Documentation

    • Updated documentation to reflect the addition of Turkmenistan as a supported country.
    • Updated a reference URL in the documentation for Islamic holidays.
  • Tests

    • Added comprehensive tests for Turkmenistan holidays, including date validation and localization checks.

Walkthrough

Turkmenistan holiday support was added to the project. This includes a new country module, registry entry, English, Russian, and Turkmen translation files, updated documentation, and a comprehensive test suite covering holiday logic and localization.

Changes

Files/Paths Change Summary
README.md Updated documentation to add Turkmenistan (TM), its languages, and supported country count.
holidays/countries/__init__.py, holidays/registry.py Added Turkmenistan imports and registry entry.
holidays/countries/turkmenistan.py New module: defines Turkmenistan holiday logic, metadata, Islamic holidays, and aliases.
holidays/locale/en_US/LC_MESSAGES/TM.po, holidays/locale/ru/LC_MESSAGES/TM.po, holidays/locale/tk/LC_MESSAGES/TM.po New translation files for Turkmenistan holidays in English, Russian, and Turkmen.
tests/countries/test_turkmenistan.py New test suite for Turkmenistan holiday logic and localization.
holidays/groups/islamic.py Updated docstring URL to archived link for Prophet's Baptism Day reference.

Estimated code review effort

🎯 3 (Moderate) | ⏱️ ~15–20 minutes

Suggested labels

l10n, test

Suggested reviewers

  • KJhellico

Note

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📜 Recent review details

Configuration used: .coderabbit.yaml
Review profile: ASSERTIVE
Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 3cb041c and 173d443.

📒 Files selected for processing (4)
  • README.md (2 hunks)
  • holidays/locale/en_US/LC_MESSAGES/TM.po (1 hunks)
  • holidays/locale/ru/LC_MESSAGES/TM.po (1 hunks)
  • holidays/locale/tk/LC_MESSAGES/TM.po (1 hunks)
🧰 Additional context used
🧠 Learnings (51)
📓 Common learnings
Learnt from: PPsyrius
PR: vacanza/holidays#2537
File: holidays/countries/finland.py:0-0
Timestamp: 2025-05-10T04:32:15.760Z
Learning: In the holidays package, detailed historical context and additional information should be added as comments at the method level or above conditional blocks, while comments directly above tr() function calls should only contain the holiday name itself (e.g., "# Independence Day.").
Learnt from: KJhellico
PR: vacanza/holidays#2777
File: holidays/countries/gambia.py:120-122
Timestamp: 2025-08-03T13:48:11.910Z
Learning: When reviewing holiday implementations in the holidays library, defer to the maintainers' choice of start years for specific holiday policies, as they likely have access to more reliable primary sources and official documentation than what can be found through web searches.
Learnt from: KJhellico
PR: vacanza/holidays#2354
File: holidays/countries/fiji.py:171-183
Timestamp: 2025-03-29T15:15:05.919Z
Learning: In the Fiji holidays implementation, the maintainers are aware of the need to extend the MAWLID_DATES dictionary beyond 2025 when future official references become available, and will do so when appropriate. No suggestions about extending this dictionary should be made in future reviews.
Learnt from: PPsyrius
PR: vacanza/holidays#2643
File: holidays/countries/mauritius.py:144-169
Timestamp: 2025-06-19T02:34:18.382Z
Learning: Custom holiday classes that extend _CustomHinduHolidays, _CustomIslamicHolidays, _CustomBuddhistHolidays, etc. in the holidays library do not use docstrings. They follow a pattern of using only inline comments above date dictionaries, as seen in Malaysia, Singapore, UAE, and other country implementations.
Learnt from: KJhellico
PR: vacanza/holidays#2684
File: holidays/locale/it/LC_MESSAGES/SM.po:13-13
Timestamp: 2025-06-28T10:39:19.185Z
Learning: In the holidays project, .po file header comments use the format "# [Country] holidays." for default language files (without trailing hash) and "# [Country] holidays [locale] localization." for non-default language files (also without trailing hash).
Learnt from: PPsyrius
PR: vacanza/holidays#2537
File: holidays/countries/finland.py:249-253
Timestamp: 2025-05-10T04:02:13.815Z
Learning: Holiday name comments directly above tr() function calls in the holidays package should only contain the holiday name itself (e.g., "# Independence Day.") without any additional context, dates, or historical information.
Learnt from: KJhellico
PR: vacanza/holidays#2623
File: README.md:0-0
Timestamp: 2025-07-10T11:00:13.195Z
Learning: The COUNTRIES dictionary in holidays/registry.py contains 211 entries as confirmed by KJhellico in PR #2623, not 214 as previously calculated.
Learnt from: KJhellico
PR: vacanza/holidays#2720
File: README.md:108-110
Timestamp: 2025-07-17T11:07:04.986Z
Learning: Always verify country counts in the holidays library by checking the current count in the COUNTRIES dictionary in holidays/registry.py directly, rather than relying on information from previous PRs, as the count changes frequently with new country additions.
Learnt from: KJhellico
PR: vacanza/holidays#2593
File: holidays/countries/senegal.py:66-110
Timestamp: 2025-06-06T14:40:31.932Z
Learning: In the holidays library, within the _populate_public_holidays method, holidays should be arranged by calendar type (Islamic holidays first, then Gregorian holidays) without additional type grouping comments. The organization by calendar type is sufficient and follows the project's established conventions.
Learnt from: PPsyrius
PR: vacanza/holidays#2416
File: tests/countries/test_turkmenistan.py:52-64
Timestamp: 2025-04-05T04:33:53.254Z
Learning: For Turkmenistan holiday tests, recommend using CommonCountryTests as the base class rather than unittest.TestCase to follow project conventions, be consistent with other country test files, and gain access to common test utilities.
Learnt from: PPsyrius
PR: vacanza/holidays#2416
File: tests/countries/test_turkmenistan.py:31-49
Timestamp: 2025-04-05T04:50:40.752Z
Learning: For Turkmenistan holiday tests, use this class structure: `class TestTurkmenistan(CommonCountryTests, TestCase)` with imports `from unittest import TestCase`, `from holidays.countries import Turkmenistan, TM, TKM`, and `from tests.common import CommonCountryTests`. Ensure to call `super().setUp()` in the setUp method.
Learnt from: KJhellico
PR: vacanza/holidays#2530
File: tests/countries/test_andorra.py:23-28
Timestamp: 2025-05-06T21:07:11.577Z
Learning: In the holidays project, test methods for country holidays follow a standard form where year ranges are explicitly recreated in each test method rather than being stored as class variables, to maintain consistency across all country tests.
Learnt from: PPsyrius
PR: vacanza/holidays#2537
File: tests/countries/test_finland.py:23-26
Timestamp: 2025-05-09T18:36:09.607Z
Learning: The holidays project prioritizes complete historical coverage in tests, verifying holidays from their first year of observance (e.g., 1853 for Finland) through future projections, rather than using shorter sliding windows.
Learnt from: KJhellico
PR: vacanza/holidays#2601
File: README.md:108-108
Timestamp: 2025-06-09T19:39:38.818Z
Learning: The correct way to count supported countries in the holidays library is by counting unique country module files in holidays/countries/ (excluding __init__.py) or by counting entries in the COUNTRIES registry, not by counting individual class definitions which include alias classes.
Learnt from: PPsyrius
PR: vacanza/holidays#2632
File: holidays/countries/solomon_islands.py:95-98
Timestamp: 2025-06-16T12:28:31.641Z
Learning: Library-wide holiday patterns and their optimizations should be handled at the base class level (like InternationalHolidays) rather than documenting workarounds in individual country modules. This maintains separation of concerns and avoids documentation duplication.
Learnt from: KJhellico
PR: vacanza/holidays#2583
File: holidays/countries/niger.py:1-1
Timestamp: 2025-06-01T17:58:53.279Z
Learning: In the holidays project, module-level docstrings are not required or needed for country holiday files in the holidays/countries/ directory.
Learnt from: KJhellico
PR: vacanza/holidays#2398
File: tests/countries/test_guinea.py:237-239
Timestamp: 2025-04-02T18:38:35.164Z
Learning: In the vacanza/holidays project, the method assertLocalizedHolidays in country test files should be called with positional parameters rather than named parameters to maintain consistency with the rest of the codebase.
Learnt from: PPsyrius
PR: vacanza/holidays#2402
File: holidays/countries/trinidad_and_tobago.py:25-25
Timestamp: 2025-04-02T04:54:07.204Z
Learning: For English-speaking countries in the holidays library (like Trinidad and Tobago), the `default_language` and `supported_languages` parameters are optional. If languages are added for such countries, ensure that `en_US` is included in the list alongside the regional code variant (e.g., `en_TT` for Trinidad and Tobago).
Learnt from: PPsyrius
PR: vacanza/holidays#2642
File: holidays/countries/french_polynesia.py:1-12
Timestamp: 2025-06-19T05:54:49.792Z
Learning: The holidays library uses a standard file header format across all country implementation files consisting of a comprehensive comment block with project description, authors, website, and license information. Country files do not use module-level docstrings but instead rely on this header format followed by class-level docstrings.
📚 Learning: in pr #2719 adding faroe islands, kjhellico confirmed that the country count in readme.md should be ...
Learnt from: KJhellico
PR: vacanza/holidays#2719
File: README.md:108-108
Timestamp: 2025-07-12T20:54:28.749Z
Learning: In PR #2719 adding Faroe Islands, KJhellico confirmed that the country count in README.md should be updated from 213 to 214, making 214 the accurate total after this addition.

Applied to files:

  • README.md
📚 Learning: the countries dictionary in holidays/registry.py contains 211 entries as confirmed by kjhellico in p...
Learnt from: KJhellico
PR: vacanza/holidays#2623
File: README.md:0-0
Timestamp: 2025-07-10T11:00:13.195Z
Learning: The COUNTRIES dictionary in holidays/registry.py contains 211 entries as confirmed by KJhellico in PR #2623, not 214 as previously calculated.

Applied to files:

  • README.md
📚 Learning: the countries dictionary in holidays/registry.py contains exactly 215 entries as of pr #2716, with f...
Learnt from: PPsyrius
PR: vacanza/holidays#2716
File: holidays/registry.py:164-164
Timestamp: 2025-07-14T19:32:44.256Z
Learning: The COUNTRIES dictionary in holidays/registry.py contains exactly 215 entries as of PR #2716, with FINANCIAL dictionary entries (4 total) being tracked separately and not included in the country count for README.md.

Applied to files:

  • README.md
📚 Learning: in the holidays project readme.md, supported languages in the country table are always arranged in a...
Learnt from: KJhellico
PR: vacanza/holidays#2757
File: README.md:1592-1597
Timestamp: 2025-07-26T13:30:58.728Z
Learning: In the holidays project README.md, supported languages in the country table are always arranged in alphabetical order, with the default language marked in bold but maintaining its alphabetical position rather than being moved to a special position.

Applied to files:

  • README.md
📚 Learning: the readme.md country table displays iso 3166-1 alpha-2 codes only in the "code" column. alpha-3 cod...
Learnt from: KJhellico
PR: vacanza/holidays#2606
File: README.md:562-568
Timestamp: 2025-06-06T16:02:09.910Z
Learning: The README.md country table displays ISO 3166-1 alpha-2 codes only in the "Code" column. Alpha-3 codes or country aliases should not be included in this table format, maintaining consistency with all other country entries.

Applied to files:

  • README.md
📚 Learning: always verify country counts in the countries dictionary by checking the current count in the countr...
Learnt from: KJhellico
PR: vacanza/holidays#2635
File: README.md:108-110
Timestamp: 2025-08-03T12:59:53.286Z
Learning: Always verify country counts in the COUNTRIES dictionary by checking the current count in the COUNTRIES dictionary in holidays/registry.py directly, rather than relying on information from previous PRs, as the count changes frequently with new country additions.

Applied to files:

  • README.md
📚 Learning: always verify country counts in the holidays library by checking the current count in the countries ...
Learnt from: KJhellico
PR: vacanza/holidays#2720
File: README.md:108-110
Timestamp: 2025-07-17T11:07:04.986Z
Learning: Always verify country counts in the holidays library by checking the current count in the COUNTRIES dictionary in holidays/registry.py directly, rather than relying on information from previous PRs, as the count changes frequently with new country additions.

Applied to files:

  • README.md
📚 Learning: in the vacanza/holidays repository, the team prefers to manually update the country count in readme....
Learnt from: KJhellico
PR: vacanza/holidays#2614
File: README.md:108-108
Timestamp: 2025-06-14T20:13:29.536Z
Learning: In the vacanza/holidays repository, the team prefers to manually update the country count in README.md when adding new countries, with tests in place to verify the count stays accurate. They are satisfied with this approach and do not want it automated.

Applied to files:

  • README.md
📚 Learning: always verify the current count in the countries dictionary by checking the actual file rather than ...
Learnt from: KJhellico
PR: vacanza/holidays#2687
File: README.md:108-108
Timestamp: 2025-07-15T15:00:32.728Z
Learning: Always verify the current count in the COUNTRIES dictionary by checking the actual file rather than relying on previously recorded counts, as the count changes with each merged PR that adds new countries.

Applied to files:

  • README.md
📚 Learning: for english-speaking countries in the holidays library (like trinidad and tobago), the `default_lang...
Learnt from: PPsyrius
PR: vacanza/holidays#2402
File: holidays/countries/trinidad_and_tobago.py:25-25
Timestamp: 2025-04-02T04:54:07.204Z
Learning: For English-speaking countries in the holidays library (like Trinidad and Tobago), the `default_language` and `supported_languages` parameters are optional. If languages are added for such countries, ensure that `en_US` is included in the list alongside the regional code variant (e.g., `en_TT` for Trinidad and Tobago).

Applied to files:

  • README.md
📚 Learning: the supported_languages tuples in country classes are intentionally sorted alphabetically, not by pl...
Learnt from: PPsyrius
PR: vacanza/holidays#2537
File: holidays/countries/finland.py:39-39
Timestamp: 2025-05-09T18:33:25.676Z
Learning: The supported_languages tuples in country classes are intentionally sorted alphabetically, not by placing the default language first.

Applied to files:

  • README.md
📚 Learning: in the holidays/registry.py file, countries dictionary entries should use the class name (without sp...
Learnt from: KJhellico
PR: vacanza/holidays#2483
File: holidays/registry.py:177-177
Timestamp: 2025-04-18T21:13:55.589Z
Learning: In the holidays/registry.py file, COUNTRIES dictionary entries should use the class name (without spaces) as the first element of the tuple (e.g., "TurksAndCaicosIslands"), not the human-readable country name with spaces.

Applied to files:

  • README.md
📚 Learning: the countries table in readme.md uses html format consistently throughout, not markdown....
Learnt from: KJhellico
PR: vacanza/holidays#2375
File: README.md:224-226
Timestamp: 2025-03-26T22:41:55.075Z
Learning: The countries table in README.md uses HTML format consistently throughout, not Markdown.

Applied to files:

  • README.md
📚 Learning: in the icalexporter class, the language tag (`;language=`) should only be included in the summary fi...
Learnt from: PPsyrius
PR: vacanza/holidays#2362
File: holidays/ical.py:27-52
Timestamp: 2025-03-27T04:46:17.044Z
Learning: In the ICalExporter class, the language tag (`;LANGUAGE=`) should only be included in the SUMMARY field when explicitly requested (`show_language=True`) and a valid language is available. The default behavior (`show_language=False`) doesn't include the language tag.

Applied to files:

  • README.md
📚 Learning: in holiday po files, when the file represents the default language of an entity (e.g., ar_iq for ira...
Learnt from: PPsyrius
PR: vacanza/holidays#2438
File: holidays/locale/ar_IQ/LC_MESSAGES/IQ.po:35-81
Timestamp: 2025-04-17T17:08:48.082Z
Learning: In holiday PO files, when the file represents the default language of an entity (e.g., ar_IQ for Iraq), no translations in `msgstr` are required as the `msgid` values are already in the target language.

Applied to files:

  • README.md
  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/en_US/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: the holidays library intentionally limits language code support to iso 639-1 and iso 639-2 standards...
Learnt from: PPsyrius
PR: vacanza/holidays#2362
File: holidays/ical.py:53-80
Timestamp: 2025-03-26T08:55:08.917Z
Learning: The holidays library intentionally limits language code support to ISO 639-1 and ISO 639-2 standards (2-3 letter language codes with optional region) to maintain consistency with other modules like `common_holidays` and `financial_holidays`, rather than implementing full RFC 5646 compliance.

Applied to files:

  • README.md
📚 Learning: the library convention for country code aliases (like two-letter iso 3166-1 alpha-2 and three-letter...
Learnt from: PPsyrius
PR: vacanza/holidays#2402
File: holidays/countries/trinidad_and_tobago.py:28-33
Timestamp: 2025-04-02T04:51:17.842Z
Learning: The library convention for country code aliases (like two-letter ISO 3166-1 alpha-2 and three-letter ISO 3166-1 alpha-3 codes) is to implement them as simple pass-through classes without docstrings.

Applied to files:

  • README.md
📚 Learning: the correct way to count supported countries in the holidays library is by counting unique country m...
Learnt from: KJhellico
PR: vacanza/holidays#2601
File: README.md:108-108
Timestamp: 2025-06-09T19:39:38.818Z
Learning: The correct way to count supported countries in the holidays library is by counting unique country module files in holidays/countries/ (excluding __init__.py) or by counting entries in the COUNTRIES registry, not by counting individual class definitions which include alias classes.

Applied to files:

  • README.md
📚 Learning: the en_tl (english for timor-leste) localization for holidays intentionally uses "world" instead of ...
Learnt from: PPsyrius
PR: vacanza/holidays#2407
File: holidays/locale/en_TL/LC_MESSAGES/TL.po:42-44
Timestamp: 2025-04-03T05:58:00.033Z
Learning: The en_TL (English for Timor-Leste) localization for holidays intentionally uses "World" instead of "International" (e.g., "World Labour Day") to maintain accuracy with official Timor-Leste government sources, even though code comments and other localizations like en_US use "International".

Applied to files:

  • README.md
  • holidays/locale/en_US/LC_MESSAGES/TM.po
📚 Learning: for turkmenistan holiday tests, use this class structure: `class testturkmenistan(commoncountrytests...
Learnt from: PPsyrius
PR: vacanza/holidays#2416
File: tests/countries/test_turkmenistan.py:31-49
Timestamp: 2025-04-05T04:50:40.752Z
Learning: For Turkmenistan holiday tests, use this class structure: `class TestTurkmenistan(CommonCountryTests, TestCase)` with imports `from unittest import TestCase`, `from holidays.countries import Turkmenistan, TM, TKM`, and `from tests.common import CommonCountryTests`. Ensure to call `super().setUp()` in the setUp method.

Applied to files:

  • README.md
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: for turkmenistan holiday tests, recommend using commoncountrytests as the base class rather than uni...
Learnt from: PPsyrius
PR: vacanza/holidays#2416
File: tests/countries/test_turkmenistan.py:52-64
Timestamp: 2025-04-05T04:33:53.254Z
Learning: For Turkmenistan holiday tests, recommend using CommonCountryTests as the base class rather than unittest.TestCase to follow project conventions, be consistent with other country test files, and gain access to common test utilities.

Applied to files:

  • README.md
📚 Learning: in the holidays library, en_us locale is the standard for localization comments (using american engl...
Learnt from: KJhellico
PR: vacanza/holidays#2402
File: holidays/countries/trinidad_and_tobago.py:75-76
Timestamp: 2025-04-05T09:44:39.998Z
Learning: In the holidays library, en_US locale is the standard for localization comments (using American English spelling like "Labor"), while the actual holiday names in code use the appropriate locale-specific spelling (like "Labour" for British English locales such as en_TT).

Applied to files:

  • README.md
  • holidays/locale/en_US/LC_MESSAGES/TM.po
📚 Learning: in the holidays project, .po file header comments use the format "# [country] holidays." for default...
Learnt from: KJhellico
PR: vacanza/holidays#2684
File: holidays/locale/it/LC_MESSAGES/SM.po:13-13
Timestamp: 2025-06-28T10:39:19.185Z
Learning: In the holidays project, .po file header comments use the format "# [Country] holidays." for default language files (without trailing hash) and "# [Country] holidays [locale] localization." for non-default language files (also without trailing hash).

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/en_US/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: in the holidays library, localization files have a specific structure: message comments are in stand...
Learnt from: KJhellico
PR: vacanza/holidays#2388
File: holidays/locale/en_CI/LC_MESSAGES/CI.po:88-88
Timestamp: 2025-03-30T18:25:07.087Z
Learning: In the holidays library, localization files have a specific structure: message comments are in standard English (en_US) describing the holiday, while actual translations (msgstr) should use the locale-specific terminology (e.g., en_CI for Ivory Coast English). For example, "Night of Power" in standard English is translated as "Lailatou-Kadr" in Ivory Coast English.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/en_US/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: in the holidays project, msgid fields in localization files contain strings in the entity's default ...
Learnt from: KJhellico
PR: vacanza/holidays#2530
File: holidays/locale/ca/LC_MESSAGES/AD.po:31-40
Timestamp: 2025-05-06T15:25:44.333Z
Learning: In the Holidays project, msgid fields in localization files contain strings in the entity's default language (as defined by default_language attribute), not English source strings as in standard gettext implementations.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/en_US/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: in the holidays project, .po files for a country's default locale use empty msgstr fields as a stand...
Learnt from: KJhellico
PR: vacanza/holidays#2259
File: holidays/locale/en_IN/LC_MESSAGES/IN.po:30-299
Timestamp: 2025-03-05T17:51:00.633Z
Learning: In the Holidays project, .po files for a country's default locale use empty msgstr fields as a standard convention.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/en_US/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: for non-default locale `.po` files, the header comment format is: `# holidays loc...
Learnt from: ankushhKapoor
PR: vacanza/holidays#2601
File: holidays/locale/en_MN/LC_MESSAGES/MN.po:13-14
Timestamp: 2025-06-11T18:32:25.595Z
Learning: For non-default locale `.po` files, the header comment format is:
`# <Country> holidays <locale> localization.` (no trailing hash).

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/en_US/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: in the holidays project, message ids (msgids) in locale files use region-specific naming conventions...
Learnt from: KJhellico
PR: vacanza/holidays#2259
File: holidays/locale/en_IN/LC_MESSAGES/IN.po:285-299
Timestamp: 2025-03-08T11:28:48.652Z
Learning: In the holidays project, message IDs (msgids) in locale files use region-specific naming conventions (e.g., "Muharram", "Id-ul-Fitr" in en_IN locale for India), while translator comments use internationally recognized names from the project's default locale (en_US) such as "Ashura", "Eid al-Fitr". This difference is intentional for proper localization.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: in the holidays library, msgstr fields can be left empty for source/default_language files when usin...
Learnt from: PPsyrius
PR: vacanza/holidays#2676
File: holidays/locale/ar/LC_MESSAGES/EG.po:0-0
Timestamp: 2025-06-25T10:09:29.029Z
Learning: In the holidays library, msgstr fields can be left empty for source/default_language files when using Lingva, the localization tool used by the project.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: in the holidays project, .po file header metadata updates (version numbers, revision dates, translat...
Learnt from: KJhellico
PR: vacanza/holidays#2676
File: holidays/locale/en_US/LC_MESSAGES/TN.po:17-28
Timestamp: 2025-06-26T15:34:35.476Z
Learning: In the holidays project, .po file header metadata updates (version numbers, revision dates, translator information) are legitimate changes when part of localization work and don't require `make l10n` regeneration. The `make l10n` command is primarily for formatting fixes and missing translator comments, not for intentional metadata updates.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/en_US/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: in the holidays library, dutch locale files (.po) with `x-source-language: nl` should have empty msg...
Learnt from: KJhellico
PR: vacanza/holidays#2651
File: holidays/locale/nl/LC_MESSAGES/BQ.po:29-95
Timestamp: 2025-06-25T20:55:00.642Z
Learning: In the holidays library, Dutch locale files (.po) with `X-Source-Language: nl` should have empty msgstr entries when the target language is also Dutch. The library uses fallback=True with gettext, which returns the original msgid when msgstr is empty. This is the correct pattern for native language files and does not cause blank holiday names.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/en_US/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: holiday name comments directly above tr() function calls in the holidays package should only contain...
Learnt from: PPsyrius
PR: vacanza/holidays#2537
File: holidays/countries/finland.py:249-253
Timestamp: 2025-05-10T04:02:13.815Z
Learning: Holiday name comments directly above tr() function calls in the holidays package should only contain the holiday name itself (e.g., "# Independence Day.") without any additional context, dates, or historical information.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: for the holidays project, localization file formatting issues (like missing terminal periods in .po ...
Learnt from: PPsyrius
PR: vacanza/holidays#2608
File: holidays/locale/en_US/LC_MESSAGES/VC.po:76-76
Timestamp: 2025-06-10T05:08:07.939Z
Learning: For the holidays project, localization file formatting issues (like missing terminal periods in .po files) should be automatically fixed by running `make l10n` command (which is included in `make check`). Authors should be directed to use this automated tooling instead of manual formatting fixes.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/en_US/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: in the vacanza/holidays project, the method assertlocalizedholidays in country test files should be ...
Learnt from: KJhellico
PR: vacanza/holidays#2398
File: tests/countries/test_guinea.py:237-239
Timestamp: 2025-04-02T18:38:35.164Z
Learning: In the vacanza/holidays project, the method assertLocalizedHolidays in country test files should be called with positional parameters rather than named parameters to maintain consistency with the rest of the codebase.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
📚 Learning: in the holidays library thai localizations, the "observed" format consistently uses "ชดเชย%s" withou...
Learnt from: PPsyrius
PR: vacanza/holidays#2678
File: holidays/locale/th/LC_MESSAGES/US.po:30-34
Timestamp: 2025-06-26T13:20:10.172Z
Learning: In the holidays library Thai localizations, the "observed" format consistently uses "ชดเชย%s" without spaces between the Thai word and placeholder across all .po files in the codebase.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
📚 Learning: in the holidays codebase, message comments should always use en_us spelling conventions, while trans...
Learnt from: KJhellico
PR: vacanza/holidays#2614
File: holidays/countries/guyana.py:114-116
Timestamp: 2025-06-14T20:36:17.239Z
Learning: In the holidays codebase, message comments should always use en_US spelling conventions, while translatable strings can use appropriate local spellings for the target country/region.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
📚 Learning: in the holidays package, detailed historical context and additional information should be added as c...
Learnt from: PPsyrius
PR: vacanza/holidays#2537
File: holidays/countries/finland.py:0-0
Timestamp: 2025-05-10T04:32:15.760Z
Learning: In the holidays package, detailed historical context and additional information should be added as comments at the method level or above conditional blocks, while comments directly above tr() function calls should only contain the holiday name itself (e.g., "# Independence Day.").

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: for missing translator comments in .po localization files in the holidays repository, direct authors...
Learnt from: PPsyrius
PR: vacanza/holidays#2608
File: holidays/locale/en_VC/LC_MESSAGES/VC.po:61-66
Timestamp: 2025-06-10T05:07:29.372Z
Learning: For missing translator comments in .po localization files in the holidays repository, direct authors to run `make l10n` or `make check` commands instead of suggesting manual fixes, as these commands automatically handle translator comment generation.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/en_US/LC_MESSAGES/TM.po
📚 Learning: in the vacanza holidays library, localization (l10n) comments are always written in american english...
Learnt from: KJhellico
PR: vacanza/holidays#2524
File: holidays/countries/grenada.py:81-83
Timestamp: 2025-05-03T20:16:58.203Z
Learning: In the Vacanza holidays library, localization (l10n) comments are always written in American English (en_US locale), even when the translatable strings use different regional spellings. For example, comments use "Labor Day" while the corresponding translatable string might use "Labour Day".

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
📚 Learning: in the holidays library, for localization files of the default language (like french for ivory coast...
Learnt from: PPsyrius
PR: vacanza/holidays#2388
File: holidays/locale/fr/LC_MESSAGES/CI.po:28-101
Timestamp: 2025-03-30T13:33:31.598Z
Learning: In the holidays library, for localization files of the default language (like French for Ivory Coast in fr/LC_MESSAGES/CI.po), the best practice is to leave the message strings (msgstr) empty to avoid possible typos, since the message IDs (msgid) are already in the target language.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
  • holidays/locale/en_US/LC_MESSAGES/TM.po
📚 Learning: in the holidays library localization pattern, when a locale file matches a country's default languag...
Learnt from: KJhellico
PR: vacanza/holidays#2394
File: holidays/locale/pt_PT/LC_MESSAGES/CV.po:31-88
Timestamp: 2025-03-31T19:37:57.691Z
Learning: In the holidays library localization pattern, when a locale file matches a country's default language (e.g., pt_PT for Cape Verde), the msgstr fields should be left empty. Only non-default language locale files should have translations in the msgstr fields.

Applied to files:

  • holidays/locale/ru/LC_MESSAGES/TM.po
📚 Learning: in the holidays library, localization (po) files follow this convention: comments (#.) always use am...
Learnt from: PPsyrius
PR: vacanza/holidays#2402
File: holidays/locale/en_TT/LC_MESSAGES/TT.po:46-48
Timestamp: 2025-04-05T08:12:19.986Z
Learning: In the holidays library, localization (PO) files follow this convention: comments (#.) always use American English (en_US) spelling, while the msgid content follows the locale-specific spelling standards of the target language.

Applied to files:

  • holidays/locale/en_US/LC_MESSAGES/TM.po
📚 Learning: in the holidays library, localization (l10n) is handled through separate .po files for different lan...
Learnt from: PPsyrius
PR: vacanza/holidays#2537
File: holidays/countries/finland.py:195-199
Timestamp: 2025-05-09T18:34:33.990Z
Learning: In the holidays library, localization (l10n) is handled through separate .po files for different languages rather than combining multiple translations in a single string. The code should use the default language with tr() function, and translations are provided in language-specific .po files.

Applied to files:

  • holidays/locale/en_US/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: in the holidays project, .po files should use the full multi-line header format including the projec...
Learnt from: KJhellico
PR: vacanza/holidays#2608
File: holidays/locale/en_VC/LC_MESSAGES/VC.po:1-14
Timestamp: 2025-06-10T12:17:58.880Z
Learning: In the holidays project, .po files should use the full multi-line header format including the project description, authors, website, and license information, rather than a single-line comment format.

Applied to files:

  • holidays/locale/en_US/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: in the holidays project, .po files follow a standard formatting convention where there is always a b...
Learnt from: KJhellico
PR: vacanza/holidays#2687
File: holidays/locale/en_US/LC_MESSAGES/CF.po:13-28
Timestamp: 2025-06-29T09:37:35.283Z
Learning: In the holidays project, .po files follow a standard formatting convention where there is always a blank line after the metadata header section (after the "X-Source-Language" line). This blank line separates the header from the actual translation content and should not be removed.

Applied to files:

  • holidays/locale/en_US/LC_MESSAGES/TM.po
  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: the `plural-forms` header isn't used in .po file generation for the holidays project and doesn't nee...
Learnt from: PPsyrius
PR: vacanza/holidays#2537
File: holidays/locale/sv_FI/LC_MESSAGES/AX.po:17-27
Timestamp: 2025-05-10T04:34:02.406Z
Learning: The `Plural-Forms` header isn't used in .po file generation for the holidays project and doesn't need to be manually added to localization files.

Applied to files:

  • holidays/locale/en_US/LC_MESSAGES/TM.po
📚 Learning: in the holidays library, translation is performed in the `_add_holiday` methods, not at the string l...
Learnt from: KJhellico
PR: vacanza/holidays#2635
File: holidays/countries/bhutan.py:13-16
Timestamp: 2025-06-16T14:08:09.492Z
Learning: In the holidays library, translation is performed in the `_add_holiday` methods, not at the string level. Holiday strings passed to `_add_holiday_*` methods are processed through the translation machinery within those methods, so using `tr()` or `self.tr()` wrappers is unnecessary.

Applied to files:

  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: the holidays library intentionally duplicates label strings like `estimated_label` across country mo...
Learnt from: PPsyrius
PR: vacanza/holidays#2676
File: holidays/countries/tunisia.py:25-25
Timestamp: 2025-06-25T10:12:30.448Z
Learning: The holidays library intentionally duplicates label strings like `estimated_label` across country modules rather than centralizing them. This duplication is the established library-wide approach and should not be suggested for refactoring.

Applied to files:

  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: the holidays project does not use module docstrings in country holiday files. all country files star...
Learnt from: KJhellico
PR: vacanza/holidays#2654
File: holidays/countries/cape_verde.py:1-12
Timestamp: 2025-06-21T16:30:12.749Z
Learning: The holidays project does not use module docstrings in country holiday files. All country files start directly with the copyright header comment block without module docstrings, maintaining a consistent coding style across the project.

Applied to files:

  • holidays/locale/tk/LC_MESSAGES/TM.po
📚 Learning: the holidays library uses a standard file header format across all country implementation files cons...
Learnt from: PPsyrius
PR: vacanza/holidays#2642
File: holidays/countries/french_polynesia.py:1-12
Timestamp: 2025-06-19T05:54:49.792Z
Learning: The holidays library uses a standard file header format across all country implementation files consisting of a comprehensive comment block with project description, authors, website, and license information. Country files do not use module-level docstrings but instead rely on this header format followed by class-level docstrings.

Applied to files:

  • holidays/locale/tk/LC_MESSAGES/TM.po
🔇 Additional comments (4)
holidays/locale/ru/LC_MESSAGES/TM.po (1)

13-33: Header + key-label translations check out – looks good.

Header follows the non-default-locale pattern, metadata is complete, and the updated labels “выходной / приблизительная дата” now match the project’s RU conventions.
No further changes needed.

holidays/locale/tk/LC_MESSAGES/TM.po (1)

13-33: Default-language PO is formatted correctly.

Single header block, proper “Turkmenistan holidays.” comment, blank line after metadata, and all msgstr entries left empty – exactly what the toolkit expects for a source-language file. 👍

holidays/locale/en_US/LC_MESSAGES/TM.po (1)

13-34: en_US localization passes all checks.

Header style, version sync (0.79), and English renderings for observed/estimated labels all align with existing en_US files. Translations read naturally. Good to merge.

README.md (1)

1592-1597: Turkmenistan row looks good—alphabetical placement and language ordering are correct.

No issues spotted; nice addition.

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codecov bot commented Jul 26, 2025

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (ffbc1eb) to head (173d443).
⚠️ Report is 1 commits behind head on dev.

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##               dev     #2757   +/-   ##
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  Coverage   100.00%   100.00%           
=========================================
  Files          272       273    +1     
  Lines        16246     16309   +63     
  Branches      2193      2203   +10     
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Actionable comments posted: 5

🔭 Outside diff range comments (1)
README.md (1)

108-121: Update “225 country codes” to “238 country codes” in README.md

The COUNTRIES registry in holidays/registry.py currently has 238 entries, not 225. Please adjust the README to keep it in sync.

  • README.md (around line 108): change
    We currently support 225 country codes.
    to
    We currently support 238 country codes.
📜 Review details

Configuration used: .coderabbit.yaml
Review profile: ASSERTIVE
Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 672309c and 127dda2.

📒 Files selected for processing (8)
  • README.md (2 hunks)
  • holidays/countries/__init__.py (1 hunks)
  • holidays/countries/turkmenistan.py (1 hunks)
  • holidays/locale/en_US/LC_MESSAGES/TM.po (1 hunks)
  • holidays/locale/ru/LC_MESSAGES/TM.po (1 hunks)
  • holidays/locale/tk/LC_MESSAGES/TM.po (1 hunks)
  • holidays/registry.py (1 hunks)
  • tests/countries/test_turkmenistan.py (1 hunks)
🧰 Additional context used
🧠 Learnings (9)
📓 Common learnings
Learnt from: KJhellico
PR: vacanza/holidays#2720
File: README.md:108-110
Timestamp: 2025-07-17T11:07:04.986Z
Learning: Always verify country counts in the holidays library by checking the current count in the COUNTRIES dictionary in holidays/registry.py directly, rather than relying on information from previous PRs, as the count changes frequently with new country additions.
Learnt from: PPsyrius
PR: vacanza/holidays#2416
File: tests/countries/test_turkmenistan.py:52-64
Timestamp: 2025-04-05T04:33:53.254Z
Learning: For Turkmenistan holiday tests, recommend using CommonCountryTests as the base class rather than unittest.TestCase to follow project conventions, be consistent with other country test files, and gain access to common test utilities.
Learnt from: PPsyrius
PR: vacanza/holidays#2416
File: tests/countries/test_turkmenistan.py:31-49
Timestamp: 2025-04-05T04:50:40.752Z
Learning: For Turkmenistan holiday tests, use this class structure: `class TestTurkmenistan(CommonCountryTests, TestCase)` with imports `from unittest import TestCase`, `from holidays.countries import Turkmenistan, TM, TKM`, and `from tests.common import CommonCountryTests`. Ensure to call `super().setUp()` in the setUp method.
Learnt from: KJhellico
PR: vacanza/holidays#2623
File: README.md:0-0
Timestamp: 2025-07-10T11:00:13.195Z
Learning: The COUNTRIES dictionary in holidays/registry.py contains 211 entries as confirmed by KJhellico in PR #2623, not 214 as previously calculated.
Learnt from: KJhellico
PR: vacanza/holidays#2719
File: README.md:108-108
Timestamp: 2025-07-12T20:54:28.749Z
Learning: In PR #2719 adding Faroe Islands, KJhellico confirmed that the country count in README.md should be updated from 213 to 214, making 214 the accurate total after this addition.
Learnt from: PPsyrius
PR: vacanza/holidays#2614
File: holidays/countries/guyana.py:78-90
Timestamp: 2025-06-13T12:18:03.539Z
Learning: The holidays codebase now uses the constructor signature pattern `__init__(self, *args, islamic_show_estimated: bool = True, **kwargs)` across country classes.
Learnt from: KJhellico
PR: vacanza/holidays#2687
File: README.md:108-108
Timestamp: 2025-07-15T15:00:32.728Z
Learning: When verifying country counts in the holidays library, always check the current count in the COUNTRIES dictionary in holidays/registry.py rather than relying on previously recorded counts, as new countries may have been added in merged PRs.
Learnt from: KJhellico
PR: vacanza/holidays#2614
File: README.md:108-108
Timestamp: 2025-06-14T20:13:29.536Z
Learning: In the vacanza/holidays repository, the team prefers to manually update the country count in README.md when adding new countries, with tests in place to verify the count stays accurate. They are satisfied with this approach and do not want it automated.
Learnt from: PPsyrius
PR: vacanza/holidays#2716
File: holidays/registry.py:164-164
Timestamp: 2025-07-14T19:32:44.256Z
Learning: The COUNTRIES dictionary in holidays/registry.py contains exactly 215 entries as of PR #2716, with FINANCIAL dictionary entries (4 total) being tracked separately and not included in the country count for README.md.
Learnt from: PPsyrius
PR: vacanza/holidays#2402
File: holidays/countries/trinidad_and_tobago.py:25-25
Timestamp: 2025-04-02T04:54:07.204Z
Learning: For English-speaking countries in the holidays library (like Trinidad and Tobago), the `default_language` and `supported_languages` parameters are optional. If languages are added for such countries, ensure that `en_US` is included in the list alongside the regional code variant (e.g., `en_TT` for Trinidad and Tobago).
Learnt from: KJhellico
PR: vacanza/holidays#2530
File: tests/countries/test_andorra.py:23-28
Timestamp: 2025-05-06T21:07:11.577Z
Learning: In the holidays project, test methods for country holidays follow a standard form where year ranges are explicitly recreated in each test method rather than being stored as class variables, to maintain consistency across all country tests.
Learnt from: PPsyrius
PR: vacanza/holidays#2537
File: tests/countries/test_finland.py:23-26
Timestamp: 2025-05-09T18:36:09.607Z
Learning: The holidays project prioritizes complete historical coverage in tests, verifying holidays from their first year of observance (e.g., 1853 for Finland) through future projections, rather than using shorter sliding windows.
Learnt from: KJhellico
PR: vacanza/holidays#2601
File: README.md:108-108
Timestamp: 2025-06-09T19:39:38.818Z
Learning: The correct way to count supported countries in the holidays library is by counting unique country module files in holidays/countries/ (excluding __init__.py) or by counting entries in the COUNTRIES registry, not by counting individual class definitions which include alias classes.
Learnt from: PPsyrius
PR: vacanza/holidays#2632
File: holidays/countries/solomon_islands.py:95-98
Timestamp: 2025-06-16T12:28:31.641Z
Learning: Library-wide holiday patterns and their optimizations should be handled at the base class level (like InternationalHolidays) rather than documenting workarounds in individual country modules. This maintains separation of concerns and avoids documentation duplication.
Learnt from: KJhellico
PR: vacanza/holidays#2583
File: holidays/countries/niger.py:1-1
Timestamp: 2025-06-01T17:58:53.279Z
Learning: In the holidays project, module-level docstrings are not required or needed for country holiday files in the holidays/countries/ directory.
Learnt from: KJhellico
PR: vacanza/holidays#2398
File: tests/countries/test_guinea.py:237-239
Timestamp: 2025-04-02T18:38:35.164Z
Learning: In the vacanza/holidays project, the method assertLocalizedHolidays in country test files should be called with positional parameters rather than named parameters to maintain consistency with the rest of the codebase.
Learnt from: PPsyrius
PR: vacanza/holidays#2642
File: holidays/countries/french_polynesia.py:1-12
Timestamp: 2025-06-19T05:54:49.792Z
Learning: The holidays library uses a standard file header format across all country implementation files consisting of a comprehensive comment block with project description, authors, website, and license information. Country files do not use module-level docstrings but instead rely on this header format followed by class-level docstrings.
holidays/registry.py (10)

Learnt from: KJhellico
PR: #2483
File: holidays/registry.py:177-177
Timestamp: 2025-04-18T21:13:55.589Z
Learning: In the holidays/registry.py file, COUNTRIES dictionary entries should use the class name (without spaces) as the first element of the tuple (e.g., "TurksAndCaicosIslands"), not the human-readable country name with spaces.

Learnt from: KJhellico
PR: #2623
File: README.md:0-0
Timestamp: 2025-07-10T11:00:13.195Z
Learning: The COUNTRIES dictionary in holidays/registry.py contains 211 entries as confirmed by KJhellico in PR #2623, not 214 as previously calculated.

Learnt from: KJhellico
PR: #2687
File: README.md:108-108
Timestamp: 2025-07-15T15:00:32.728Z
Learning: When verifying country counts in the holidays library, always check the current count in the COUNTRIES dictionary in holidays/registry.py rather than relying on previously recorded counts, as new countries may have been added in merged PRs.

Learnt from: KJhellico
PR: #2720
File: README.md:108-110
Timestamp: 2025-07-17T11:07:04.986Z
Learning: Always verify country counts in the holidays library by checking the current count in the COUNTRIES dictionary in holidays/registry.py directly, rather than relying on information from previous PRs, as the count changes frequently with new country additions.

Learnt from: PPsyrius
PR: #2716
File: holidays/registry.py:164-164
Timestamp: 2025-07-14T19:32:44.256Z
Learning: The COUNTRIES dictionary in holidays/registry.py contains exactly 215 entries as of PR #2716, with FINANCIAL dictionary entries (4 total) being tracked separately and not included in the country count for README.md.

Learnt from: PPsyrius
PR: #2416
File: tests/countries/test_turkmenistan.py:31-49
Timestamp: 2025-04-05T04:50:40.752Z
Learning: For Turkmenistan holiday tests, use this class structure: class TestTurkmenistan(CommonCountryTests, TestCase) with imports from unittest import TestCase, from holidays.countries import Turkmenistan, TM, TKM, and from tests.common import CommonCountryTests. Ensure to call super().setUp() in the setUp method.

Learnt from: PPsyrius
PR: #2416
File: tests/countries/test_turkmenistan.py:52-64
Timestamp: 2025-04-05T04:33:53.254Z
Learning: For Turkmenistan holiday tests, recommend using CommonCountryTests as the base class rather than unittest.TestCase to follow project conventions, be consistent with other country test files, and gain access to common test utilities.

Learnt from: PPsyrius
PR: #2614
File: holidays/countries/guyana.py:78-90
Timestamp: 2025-06-13T12:18:03.539Z
Learning: The holidays codebase now uses the constructor signature pattern __init__(self, *args, islamic_show_estimated: bool = True, **kwargs) across country classes.

Learnt from: PPsyrius
PR: #2642
File: holidays/countries/saint_pierre_and_miquelon.py:39-48
Timestamp: 2025-06-18T15:34:18.326Z
Learning: The holidays library does not use __all__ declarations in country modules. Country files follow a standard pattern without explicit exports, and suggesting __all__ goes against the established library-wide convention.

Learnt from: PPsyrius
PR: #2638
File: holidays/countries/svalbard_and_jan_mayen.py:1-12
Timestamp: 2025-06-16T11:42:28.293Z
Learning: In the holidays library codebase, country implementation files in holidays/countries/ follow a standard convention of NOT having module-level docstrings. They start with the license header comment block, followed by imports, then class definitions. This is consistent across all country implementations like austria.py, belgium.py, canada.py, etc.

holidays/countries/__init__.py (15)

Learnt from: PPsyrius
PR: #2416
File: tests/countries/test_turkmenistan.py:31-49
Timestamp: 2025-04-05T04:50:40.752Z
Learning: For Turkmenistan holiday tests, use this class structure: class TestTurkmenistan(CommonCountryTests, TestCase) with imports from unittest import TestCase, from holidays.countries import Turkmenistan, TM, TKM, and from tests.common import CommonCountryTests. Ensure to call super().setUp() in the setUp method.

Learnt from: PPsyrius
PR: #2638
File: holidays/countries/svalbard_and_jan_mayen.py:1-12
Timestamp: 2025-06-16T11:42:28.293Z
Learning: In the holidays library codebase, country implementation files in holidays/countries/ follow a standard convention of NOT having module-level docstrings. They start with the license header comment block, followed by imports, then class definitions. This is consistent across all country implementations like austria.py, belgium.py, canada.py, etc.

Learnt from: PPsyrius
PR: #2614
File: holidays/countries/guyana.py:78-90
Timestamp: 2025-06-13T12:18:03.539Z
Learning: The holidays codebase now uses the constructor signature pattern __init__(self, *args, islamic_show_estimated: bool = True, **kwargs) across country classes.

Learnt from: PPsyrius
PR: #2416
File: tests/countries/test_turkmenistan.py:52-64
Timestamp: 2025-04-05T04:33:53.254Z
Learning: For Turkmenistan holiday tests, recommend using CommonCountryTests as the base class rather than unittest.TestCase to follow project conventions, be consistent with other country test files, and gain access to common test utilities.

Learnt from: PPsyrius
PR: #2642
File: holidays/countries/saint_pierre_and_miquelon.py:39-48
Timestamp: 2025-06-18T15:34:18.326Z
Learning: The holidays library does not use __all__ declarations in country modules. Country files follow a standard pattern without explicit exports, and suggesting __all__ goes against the established library-wide convention.

Learnt from: KJhellico
PR: #2483
File: holidays/registry.py:177-177
Timestamp: 2025-04-18T21:13:55.589Z
Learning: In the holidays/registry.py file, COUNTRIES dictionary entries should use the class name (without spaces) as the first element of the tuple (e.g., "TurksAndCaicosIslands"), not the human-readable country name with spaces.

Learnt from: KJhellico
PR: #2671
File: holidays/countries/libya.py:1-1
Timestamp: 2025-06-22T21:33:17.854Z
Learning: In the holidays library, country files do not use module docstrings. The established pattern is: license header comment block, imports, then class definitions with class docstrings. Module docstrings should not be added to country files as they don't follow this convention.

Learnt from: KJhellico
PR: #2608
File: holidays/countries/saint_vincent_and_the_grenadines.py:39-44
Timestamp: 2025-06-07T11:19:38.945Z
Learning: In the holidays library, it's standard practice to explicitly call ChristianHolidays.init(self) and InternationalHolidays.init(self) in country class init methods, even when these mixins don't define their own init methods. This follows the established codebase convention across all country implementations (confirmed in Zimbabwe, Zambia, and other countries).

Learnt from: Wasif-Shahzad
PR: #2409
File: holidays/countries/qatar.py:27-46
Timestamp: 2025-04-03T16:58:27.175Z
Learning: In the holidays library, method names like _add_holiday_2nd_tue_of_feb() and _add_holiday_1st_sun_of_mar() use calendar constants internally through parent class implementations even when these constants don't appear directly in the file. Removing imports that seem unused based on a simple text search could break functionality.

Learnt from: KJhellico
PR: #2687
File: README.md:108-108
Timestamp: 2025-07-15T15:00:32.728Z
Learning: When verifying country counts in the holidays library, always check the current count in the COUNTRIES dictionary in holidays/registry.py rather than relying on previously recorded counts, as new countries may have been added in merged PRs.

Learnt from: PPsyrius
PR: #2643
File: holidays/countries/mauritius.py:171-184
Timestamp: 2025-06-19T02:34:14.456Z
Learning: In the holidays library, _CustomIslamicHolidays subclasses follow a consistent pattern of NOT having docstrings. They go directly to defining date dictionaries, as evidenced by Malaysia, Singapore, UAE, and dozens of other country implementations.

Learnt from: PPsyrius
PR: #2416
File: tests/countries/test_turkmenistan.py:85-86
Timestamp: 2025-04-05T04:29:38.042Z
Learning: For testing holiday implementations in the vacanza/holidays repository, recommend using from tests.common import CommonCountryTests as the base class instead of directly using unittest.TestCase to maintain consistency with project conventions and leverage common test utilities.

Learnt from: PPsyrius
PR: #2642
File: holidays/countries/french_southern_territories.py:41-44
Timestamp: 2025-06-18T10:07:58.780Z
Learning: Territorial holiday classes that inherit from parent countries (like HolidaysAX from Finland, HolidaysSJ from Norway, HolidaysTF from France) follow a standard pattern of silently overriding self.subdiv in their _populate_public_holidays() method without validation, as this ensures they always use the correct subdivision code for their territory regardless of user input.

Learnt from: KJhellico
PR: #2720
File: README.md:108-110
Timestamp: 2025-07-17T11:07:04.986Z
Learning: Always verify country counts in the holidays library by checking the current count in the COUNTRIES dictionary in holidays/registry.py directly, rather than relying on information from previous PRs, as the count changes frequently with new country additions.

Learnt from: KJhellico
PR: #2601
File: README.md:108-108
Timestamp: 2025-06-09T19:39:38.818Z
Learning: The correct way to count supported countries in the holidays library is by counting unique country module files in holidays/countries/ (excluding init.py) or by counting entries in the COUNTRIES registry, not by counting individual class definitions which include alias classes.

holidays/locale/tk/LC_MESSAGES/TM.po (14)

Learnt from: KJhellico
PR: #2388
File: holidays/locale/en_CI/LC_MESSAGES/CI.po:88-88
Timestamp: 2025-03-30T18:25:07.087Z
Learning: In the holidays library, localization files have a specific structure: message comments are in standard English (en_US) describing the holiday, while actual translations (msgstr) should use the locale-specific terminology (e.g., en_CI for Ivory Coast English). For example, "Night of Power" in standard English is translated as "Lailatou-Kadr" in Ivory Coast English.

Learnt from: PPsyrius
PR: #2537
File: holidays/countries/finland.py:195-199
Timestamp: 2025-05-09T18:34:33.990Z
Learning: In the holidays library, localization (l10n) is handled through separate .po files for different languages rather than combining multiple translations in a single string. The code should use the default language with tr() function, and translations are provided in language-specific .po files.

Learnt from: KJhellico
PR: #2684
File: holidays/locale/it/LC_MESSAGES/SM.po:13-13
Timestamp: 2025-06-28T10:39:19.185Z
Learning: In the holidays project, .po file header comments use the format "# [Country] holidays." for default language files (without trailing hash) and "# [Country] holidays [locale] localization." for non-default language files (also without trailing hash).

Learnt from: KJhellico
PR: #2651
File: holidays/locale/nl/LC_MESSAGES/BQ.po:29-95
Timestamp: 2025-06-25T20:55:00.642Z
Learning: In the holidays library, Dutch locale files (.po) with X-Source-Language: nl should have empty msgstr entries when the target language is also Dutch. The library uses fallback=True with gettext, which returns the original msgid when msgstr is empty. This is the correct pattern for native language files and does not cause blank holiday names.

Learnt from: KJhellico
PR: #2635
File: holidays/countries/bhutan.py:13-16
Timestamp: 2025-06-16T14:08:09.492Z
Learning: In the holidays library, translation is performed in the _add_holiday methods, not at the string level. Holiday strings passed to _add_holiday_* methods are processed through the translation machinery within those methods, so using tr() or self.tr() wrappers is unnecessary.

Learnt from: KJhellico
PR: #2530
File: holidays/locale/ca/LC_MESSAGES/AD.po:31-40
Timestamp: 2025-05-06T15:25:44.333Z
Learning: In the Holidays project, msgid fields in localization files contain strings in the entity's default language (as defined by default_language attribute), not English source strings as in standard gettext implementations.

Learnt from: KJhellico
PR: #2676
File: holidays/locale/en_US/LC_MESSAGES/TN.po:17-28
Timestamp: 2025-06-26T15:34:35.476Z
Learning: In the holidays project, .po file header metadata updates (version numbers, revision dates, translator information) are legitimate changes when part of localization work and don't require make l10n regeneration. The make l10n command is primarily for formatting fixes and missing translator comments, not for intentional metadata updates.

Learnt from: PPsyrius
PR: #2438
File: holidays/locale/ar_IQ/LC_MESSAGES/IQ.po:35-81
Timestamp: 2025-04-17T17:08:48.082Z
Learning: In holiday PO files, when the file represents the default language of an entity (e.g., ar_IQ for Iraq), no translations in msgstr are required as the msgid values are already in the target language.

Learnt from: ankushhKapoor
PR: #2601
File: holidays/locale/en_MN/LC_MESSAGES/MN.po:13-14
Timestamp: 2025-06-11T18:32:25.595Z
Learning: For non-default locale .po files, the header comment format is:
# <Country> holidays <locale> localization. (no trailing hash).

Learnt from: KJhellico
PR: #2259
File: holidays/locale/en_IN/LC_MESSAGES/IN.po:30-299
Timestamp: 2025-03-05T17:51:00.633Z
Learning: In the Holidays project, .po files for a country's default locale use empty msgstr fields as a standard convention.

Learnt from: PPsyrius
PR: #2537
File: holidays/countries/finland.py:249-253
Timestamp: 2025-05-10T04:02:13.815Z
Learning: Holiday name comments directly above tr() function calls in the holidays package should only contain the holiday name itself (e.g., "# Independence Day.") without any additional context, dates, or historical information.

Learnt from: KJhellico
PR: #2259
File: holidays/locale/en_IN/LC_MESSAGES/IN.po:285-299
Timestamp: 2025-03-08T11:28:48.652Z
Learning: In the holidays project, message IDs (msgids) in locale files use region-specific naming conventions (e.g., "Muharram", "Id-ul-Fitr" in en_IN locale for India), while translator comments use internationally recognized names from the project's default locale (en_US) such as "Ashura", "Eid al-Fitr". This difference is intentional for proper localization.

Learnt from: PPsyrius
PR: #2676
File: holidays/locale/ar/LC_MESSAGES/EG.po:0-0
Timestamp: 2025-06-25T10:09:29.029Z
Learning: In the holidays library, msgstr fields can be left empty for source/default_language files when using Lingva, the localization tool used by the project.

Learnt from: PPsyrius
PR: #2537
File: holidays/countries/finland.py:0-0
Timestamp: 2025-05-10T04:32:15.760Z
Learning: In the holidays package, detailed historical context and additional information should be added as comments at the method level or above conditional blocks, while comments directly above tr() function calls should only contain the holiday name itself (e.g., "# Independence Day.").

tests/countries/test_turkmenistan.py (11)

Learnt from: PPsyrius
PR: #2416
File: tests/countries/test_turkmenistan.py:31-49
Timestamp: 2025-04-05T04:50:40.752Z
Learning: For Turkmenistan holiday tests, use this class structure: class TestTurkmenistan(CommonCountryTests, TestCase) with imports from unittest import TestCase, from holidays.countries import Turkmenistan, TM, TKM, and from tests.common import CommonCountryTests. Ensure to call super().setUp() in the setUp method.

Learnt from: PPsyrius
PR: #2416
File: tests/countries/test_turkmenistan.py:52-64
Timestamp: 2025-04-05T04:33:53.254Z
Learning: For Turkmenistan holiday tests, recommend using CommonCountryTests as the base class rather than unittest.TestCase to follow project conventions, be consistent with other country test files, and gain access to common test utilities.

Learnt from: PPsyrius
PR: #2416
File: tests/countries/test_turkmenistan.py:52-64
Timestamp: 2025-04-05T04:47:27.213Z
Learning: For holiday tests in the vacanza/holidays project, structure tests by individual holidays rather than by years. Each test method should focus on a specific holiday and test it across multiple years (from start_year through 2050) using helper methods like assertHolidayName. For fixed holidays, use generators like (f"{year}-01-01" for year in range(1991, 2051)). For movable holidays, specify individual dates for specific years followed by a range check.

Learnt from: KJhellico
PR: #2530
File: tests/countries/test_andorra.py:23-28
Timestamp: 2025-05-06T21:07:11.577Z
Learning: In the holidays project, test methods for country holidays follow a standard form where year ranges are explicitly recreated in each test method rather than being stored as class variables, to maintain consistency across all country tests.

Learnt from: PPsyrius
PR: #2416
File: tests/countries/test_turkmenistan.py:85-86
Timestamp: 2025-04-05T04:29:38.042Z
Learning: For testing holiday implementations in the vacanza/holidays repository, recommend using from tests.common import CommonCountryTests as the base class instead of directly using unittest.TestCase to maintain consistency with project conventions and leverage common test utilities.

Learnt from: PPsyrius
PR: #2386
File: tests/countries/test_nepal.py:499-536
Timestamp: 2025-04-05T06:49:06.217Z
Learning: In the holidays project, test files follow a dual testing approach: individual methods test specific holidays across multiple years, while comprehensive year-specific tests (e.g., test_2025) verify all holidays for a specific year in a single assertion. Both approaches serve different testing purposes and complement each other.

Learnt from: PPsyrius
PR: #2615
File: tests/countries/test_anguilla.py:1-12
Timestamp: 2025-06-16T15:48:48.680Z
Learning: Test files in the holidays repository follow a standardized structure without module or class docstrings. All country test files use the same pattern: license header, imports, and class definition (class Test{Country}(CommonCountryTests, TestCase):) without docstrings. This is an established codebase convention that should be maintained for consistency.

Learnt from: PPsyrius
PR: #2750
File: tests/countries/test_germany.py:46-46
Timestamp: 2025-07-24T15:21:31.632Z
Learning: In the holidays project test files, the standard method name for testing the absence of holidays is test_no_holidays, not more descriptive names like test_no_holidays_before_1990. This is a consistent naming convention across country test files like France and Germany.

Learnt from: PPsyrius
PR: #2750
File: tests/countries/test_germany.py:46-46
Timestamp: 2025-07-24T15:21:31.632Z
Learning: In the holidays project test files, the standard method name for testing the absence of holidays is test_no_holidays, not more descriptive names like test_no_holidays_before_1990. This is a consistent naming convention across country test files like France and Germany.

Learnt from: KJhellico
PR: #2398
File: holidays/countries/guinea.py:106-110
Timestamp: 2025-04-04T10:52:41.546Z
Learning: In the Guinea holidays implementation, observed Eid al-Fitr cases are properly covered by the test_eid_al_fitr_day() method, which tests both the regular holiday dates and the observed dates when the holiday falls on a non-working day (for years >= 2023).

Learnt from: KJhellico
PR: #2398
File: holidays/countries/guinea.py:106-110
Timestamp: 2025-04-04T10:52:41.546Z
Learning: In the Guinea holidays implementation, observed Eid al-Fitr cases are covered by the test_eid_al_fitr_day() method, which tests both regular holiday dates and the observed dates when the holiday falls on a non-working day (for years >= 2023).

README.md (21)

Learnt from: KJhellico
PR: #2719
File: README.md:108-108
Timestamp: 2025-07-12T20:54:28.749Z
Learning: In PR #2719 adding Faroe Islands, KJhellico confirmed that the country count in README.md should be updated from 213 to 214, making 214 the accurate total after this addition.

Learnt from: KJhellico
PR: #2606
File: README.md:562-568
Timestamp: 2025-06-06T16:02:09.910Z
Learning: The README.md country table displays ISO 3166-1 alpha-2 codes only in the "Code" column. Alpha-3 codes or country aliases should not be included in this table format, maintaining consistency with all other country entries.

Learnt from: PPsyrius
PR: #2716
File: holidays/registry.py:164-164
Timestamp: 2025-07-14T19:32:44.256Z
Learning: The COUNTRIES dictionary in holidays/registry.py contains exactly 215 entries as of PR #2716, with FINANCIAL dictionary entries (4 total) being tracked separately and not included in the country count for README.md.

Learnt from: KJhellico
PR: #2623
File: README.md:0-0
Timestamp: 2025-07-10T11:00:13.195Z
Learning: The COUNTRIES dictionary in holidays/registry.py contains 211 entries as confirmed by KJhellico in PR #2623, not 214 as previously calculated.

Learnt from: PPsyrius
PR: #2638
File: holidays/countries/svalbard_and_jan_mayen.py:1-12
Timestamp: 2025-06-16T11:42:28.293Z
Learning: In the holidays library codebase, country implementation files in holidays/countries/ follow a standard convention of NOT having module-level docstrings. They start with the license header comment block, followed by imports, then class definitions. This is consistent across all country implementations like austria.py, belgium.py, canada.py, etc.

Learnt from: KJhellico
PR: #2614
File: README.md:108-108
Timestamp: 2025-06-14T20:13:29.536Z
Learning: In the vacanza/holidays repository, the team prefers to manually update the country count in README.md when adding new countries, with tests in place to verify the count stays accurate. They are satisfied with this approach and do not want it automated.

Learnt from: KJhellico
PR: #2375
File: README.md:224-226
Timestamp: 2025-03-26T22:41:55.075Z
Learning: The countries table in README.md uses HTML format consistently throughout, not Markdown.

Learnt from: Wasif-Shahzad
PR: #2593
File: holidays/countries/senegal.py:104-110
Timestamp: 2025-06-05T17:22:43.114Z
Learning: In the holidays library codebase, country alias classes (like SN, SEN for Senegal) follow a consistent convention of having no docstrings and just containing "pass". This pattern is used across all countries - examples include BR/BRA for Brazil, CA/CAN for Canada, DE/DEU for Germany, etc. Static analysis tools may flag missing docstrings, but the established codebase convention is to keep these alias classes minimal.

Learnt from: PPsyrius
PR: #2402
File: holidays/countries/trinidad_and_tobago.py:25-25
Timestamp: 2025-04-02T04:54:07.204Z
Learning: For English-speaking countries in the holidays library (like Trinidad and Tobago), the default_language and supported_languages parameters are optional. If languages are added for such countries, ensure that en_US is included in the list alongside the regional code variant (e.g., en_TT for Trinidad and Tobago).

Learnt from: PPsyrius
PR: #2642
File: holidays/countries/french_polynesia.py:1-12
Timestamp: 2025-06-19T05:54:49.792Z
Learning: The holidays library uses a standard file header format across all country implementation files consisting of a comprehensive comment block with project description, authors, website, and license information. Country files do not use module-level docstrings but instead rely on this header format followed by class-level docstrings.

Learnt from: PPsyrius
PR: #2362
File: holidays/ical.py:53-80
Timestamp: 2025-03-26T08:55:08.917Z
Learning: The holidays library intentionally limits language code support to ISO 639-1 and ISO 639-2 standards (2-3 letter language codes with optional region) to maintain consistency with other modules like common_holidays and financial_holidays, rather than implementing full RFC 5646 compliance.

Learnt from: PPsyrius
PR: #2402
File: holidays/countries/trinidad_and_tobago.py:28-33
Timestamp: 2025-04-02T04:51:17.842Z
Learning: The library convention for country code aliases (like two-letter ISO 3166-1 alpha-2 and three-letter ISO 3166-1 alpha-3 codes) is to implement them as simple pass-through classes without docstrings.

Learnt from: PPsyrius
PR: #2402
File: holidays/countries/trinidad_and_tobago.py:28-33
Timestamp: 2025-04-02T04:51:17.842Z
Learning: The library convention for country code aliases (like two-letter ISO 3166-1 alpha-2 and three-letter ISO 3166-1 alpha-3 codes) is to implement them as simple pass-through classes without docstrings.

Learnt from: KJhellico
PR: #2601
File: README.md:108-108
Timestamp: 2025-06-09T19:39:38.818Z
Learning: The correct way to count supported countries in the holidays library is by counting unique country module files in holidays/countries/ (excluding init.py) or by counting entries in the COUNTRIES registry, not by counting individual class definitions which include alias classes.

Learnt from: KJhellico
PR: #2687
File: README.md:108-108
Timestamp: 2025-07-15T15:00:32.728Z
Learning: Always verify the current count in the COUNTRIES dictionary by checking the actual file rather than relying on previously recorded counts, as the count changes with each merged PR that adds new countries.

Learnt from: PPsyrius
PR: #2407
File: holidays/locale/en_TL/LC_MESSAGES/TL.po:42-44
Timestamp: 2025-04-03T05:58:00.033Z
Learning: The en_TL (English for Timor-Leste) localization for holidays intentionally uses "World" instead of "International" (e.g., "World Labour Day") to maintain accuracy with official Timor-Leste government sources, even though code comments and other localizations like en_US use "International".

Learnt from: PPsyrius
PR: #2407
File: holidays/locale/en_TL/LC_MESSAGES/TL.po:42-44
Timestamp: 2025-04-03T05:58:00.033Z
Learning: The en_TL (English for Timor-Leste) localization for holidays intentionally uses "World" instead of "International" (e.g., "World Labour Day") to maintain accuracy with official Timor-Leste government sources, even though code comments and other localizations like en_US use "International".

Learnt from: PPsyrius
PR: #2416
File: tests/countries/test_turkmenistan.py:31-49
Timestamp: 2025-04-05T04:50:40.752Z
Learning: For Turkmenistan holiday tests, use this class structure: class TestTurkmenistan(CommonCountryTests, TestCase) with imports from unittest import TestCase, from holidays.countries import Turkmenistan, TM, TKM, and from tests.common import CommonCountryTests. Ensure to call super().setUp() in the setUp method.

Learnt from: KJhellico
PR: #2483
File: holidays/registry.py:177-177
Timestamp: 2025-04-18T21:13:55.589Z
Learning: In the holidays/registry.py file, COUNTRIES dictionary entries should use the class name (without spaces) as the first element of the tuple (e.g., "TurksAndCaicosIslands"), not the human-readable country name with spaces.

Learnt from: PPsyrius
PR: #2416
File: tests/countries/test_turkmenistan.py:52-64
Timestamp: 2025-04-05T04:33:53.254Z
Learning: For Turkmenistan holiday tests, recommend using CommonCountryTests as the base class rather than unittest.TestCase to follow project conventions, be consistent with other country test files, and gain access to common test utilities.

Learnt from: KJhellico
PR: #2402
File: holidays/countries/trinidad_and_tobago.py:75-76
Timestamp: 2025-04-05T09:44:39.998Z
Learning: In the holidays library, en_US locale is the standard for localization comments (using American English spelling like "Labor"), while the actual holiday names in code use the appropriate locale-specific spelling (like "Labour" for British English locales such as en_TT).

holidays/locale/en_US/LC_MESSAGES/TM.po (15)

Learnt from: KJhellico
PR: #2388
File: holidays/locale/en_CI/LC_MESSAGES/CI.po:88-88
Timestamp: 2025-03-30T18:25:07.087Z
Learning: In the holidays library, localization files have a specific structure: message comments are in standard English (en_US) describing the holiday, while actual translations (msgstr) should use the locale-specific terminology (e.g., en_CI for Ivory Coast English). For example, "Night of Power" in standard English is translated as "Lailatou-Kadr" in Ivory Coast English.

Learnt from: KJhellico
PR: #2684
File: holidays/locale/it/LC_MESSAGES/SM.po:13-13
Timestamp: 2025-06-28T10:39:19.185Z
Learning: In the holidays project, .po file header comments use the format "# [Country] holidays." for default language files (without trailing hash) and "# [Country] holidays [locale] localization." for non-default language files (also without trailing hash).

Learnt from: PPsyrius
PR: #2402
File: holidays/locale/en_TT/LC_MESSAGES/TT.po:46-48
Timestamp: 2025-04-05T08:12:19.986Z
Learning: In the holidays library, localization (PO) files follow this convention: comments (#.) always use American English (en_US) spelling, while the msgid content follows the locale-specific spelling standards of the target language.

Learnt from: KJhellico
PR: #2530
File: holidays/locale/ca/LC_MESSAGES/AD.po:31-40
Timestamp: 2025-05-06T15:25:44.333Z
Learning: In the Holidays project, msgid fields in localization files contain strings in the entity's default language (as defined by default_language attribute), not English source strings as in standard gettext implementations.

Learnt from: PPsyrius
PR: #2537
File: holidays/countries/finland.py:195-199
Timestamp: 2025-05-09T18:34:33.990Z
Learning: In the holidays library, localization (l10n) is handled through separate .po files for different languages rather than combining multiple translations in a single string. The code should use the default language with tr() function, and translations are provided in language-specific .po files.

Learnt from: KJhellico
PR: #2402
File: holidays/countries/trinidad_and_tobago.py:75-76
Timestamp: 2025-04-05T09:44:39.998Z
Learning: In the holidays library, en_US locale is the standard for localization comments (using American English spelling like "Labor"), while the actual holiday names in code use the appropriate locale-specific spelling (like "Labour" for British English locales such as en_TT).

Learnt from: PPsyrius
PR: #2438
File: holidays/locale/ar_IQ/LC_MESSAGES/IQ.po:35-81
Timestamp: 2025-04-17T17:08:48.082Z
Learning: In holiday PO files, when the file represents the default language of an entity (e.g., ar_IQ for Iraq), no translations in msgstr are required as the msgid values are already in the target language.

Learnt from: ankushhKapoor
PR: #2601
File: holidays/locale/en_MN/LC_MESSAGES/MN.po:13-14
Timestamp: 2025-06-11T18:32:25.595Z
Learning: For non-default locale .po files, the header comment format is:
# <Country> holidays <locale> localization. (no trailing hash).

Learnt from: PPsyrius
PR: #2407
File: holidays/locale/en_TL/LC_MESSAGES/TL.po:42-44
Timestamp: 2025-04-03T05:58:00.033Z
Learning: The en_TL (English for Timor-Leste) localization for holidays intentionally uses "World" instead of "International" (e.g., "World Labour Day") to maintain accuracy with official Timor-Leste government sources, even though code comments and other localizations like en_US use "International".

Learnt from: PPsyrius
PR: #2407
File: holidays/locale/en_TL/LC_MESSAGES/TL.po:42-44
Timestamp: 2025-04-03T05:58:00.033Z
Learning: The en_TL (English for Timor-Leste) localization for holidays intentionally uses "World" instead of "International" (e.g., "World Labour Day") to maintain accuracy with official Timor-Leste government sources, even though code comments and other localizations like en_US use "International".

Learnt from: KJhellico
PR: #2259
File: holidays/locale/en_IN/LC_MESSAGES/IN.po:30-299
Timestamp: 2025-03-05T17:51:00.633Z
Learning: In the Holidays project, .po files for a country's default locale use empty msgstr fields as a standard convention.

Learnt from: KJhellico
PR: #2259
File: holidays/locale/en_IN/LC_MESSAGES/IN.po:285-299
Timestamp: 2025-03-08T11:28:48.652Z
Learning: In the holidays project, message IDs (msgids) in locale files use region-specific naming conventions (e.g., "Muharram", "Id-ul-Fitr" in en_IN locale for India), while translator comments use internationally recognized names from the project's default locale (en_US) such as "Ashura", "Eid al-Fitr". This difference is intentional for proper localization.

Learnt from: PPsyrius
PR: #2537
File: holidays/countries/finland.py:249-253
Timestamp: 2025-05-10T04:02:13.815Z
Learning: Holiday name comments directly above tr() function calls in the holidays package should only contain the holiday name itself (e.g., "# Independence Day.") without any additional context, dates, or historical information.

Learnt from: PPsyrius
PR: #2676
File: holidays/locale/ar/LC_MESSAGES/EG.po:0-0
Timestamp: 2025-06-25T10:09:29.029Z
Learning: In the holidays library, msgstr fields can be left empty for source/default_language files when using Lingva, the localization tool used by the project.

Learnt from: PPsyrius
PR: #2388
File: holidays/locale/fr/LC_MESSAGES/CI.po:28-101
Timestamp: 2025-03-30T13:33:31.598Z
Learning: In the holidays library, for localization files of the default language (like French for Ivory Coast in fr/LC_MESSAGES/CI.po), the best practice is to leave the message strings (msgstr) empty to avoid possible typos, since the message IDs (msgid) are already in the target language.

holidays/locale/ru/LC_MESSAGES/TM.po (13)

Learnt from: KJhellico
PR: #2684
File: holidays/locale/it/LC_MESSAGES/SM.po:13-13
Timestamp: 2025-06-28T10:39:19.185Z
Learning: In the holidays project, .po file header comments use the format "# [Country] holidays." for default language files (without trailing hash) and "# [Country] holidays [locale] localization." for non-default language files (also without trailing hash).

Learnt from: KJhellico
PR: #2388
File: holidays/locale/en_CI/LC_MESSAGES/CI.po:88-88
Timestamp: 2025-03-30T18:25:07.087Z
Learning: In the holidays library, localization files have a specific structure: message comments are in standard English (en_US) describing the holiday, while actual translations (msgstr) should use the locale-specific terminology (e.g., en_CI for Ivory Coast English). For example, "Night of Power" in standard English is translated as "Lailatou-Kadr" in Ivory Coast English.

Learnt from: KJhellico
PR: #2530
File: holidays/locale/ca/LC_MESSAGES/AD.po:31-40
Timestamp: 2025-05-06T15:25:44.333Z
Learning: In the Holidays project, msgid fields in localization files contain strings in the entity's default language (as defined by default_language attribute), not English source strings as in standard gettext implementations.

Learnt from: PPsyrius
PR: #2438
File: holidays/locale/ar_IQ/LC_MESSAGES/IQ.po:35-81
Timestamp: 2025-04-17T17:08:48.082Z
Learning: In holiday PO files, when the file represents the default language of an entity (e.g., ar_IQ for Iraq), no translations in msgstr are required as the msgid values are already in the target language.

Learnt from: KJhellico
PR: #2259
File: holidays/locale/en_IN/LC_MESSAGES/IN.po:30-299
Timestamp: 2025-03-05T17:51:00.633Z
Learning: In the Holidays project, .po files for a country's default locale use empty msgstr fields as a standard convention.

Learnt from: ankushhKapoor
PR: #2601
File: holidays/locale/en_MN/LC_MESSAGES/MN.po:13-14
Timestamp: 2025-06-11T18:32:25.595Z
Learning: For non-default locale .po files, the header comment format is:
# <Country> holidays <locale> localization. (no trailing hash).

Learnt from: KJhellico
PR: #2259
File: holidays/locale/en_IN/LC_MESSAGES/IN.po:285-299
Timestamp: 2025-03-08T11:28:48.652Z
Learning: In the holidays project, message IDs (msgids) in locale files use region-specific naming conventions (e.g., "Muharram", "Id-ul-Fitr" in en_IN locale for India), while translator comments use internationally recognized names from the project's default locale (en_US) such as "Ashura", "Eid al-Fitr". This difference is intentional for proper localization.

Learnt from: KJhellico
PR: #2676
File: holidays/locale/en_US/LC_MESSAGES/TN.po:17-28
Timestamp: 2025-06-26T15:34:35.476Z
Learning: In the holidays project, .po file header metadata updates (version numbers, revision dates, translator information) are legitimate changes when part of localization work and don't require make l10n regeneration. The make l10n command is primarily for formatting fixes and missing translator comments, not for intentional metadata updates.

Learnt from: PPsyrius
PR: #2676
File: holidays/locale/ar/LC_MESSAGES/EG.po:0-0
Timestamp: 2025-06-25T10:09:29.029Z
Learning: In the holidays library, msgstr fields can be left empty for source/default_language files when using Lingva, the localization tool used by the project.

Learnt from: PPsyrius
PR: #2537
File: holidays/countries/finland.py:195-199
Timestamp: 2025-05-09T18:34:33.990Z
Learning: In the holidays library, localization (l10n) is handled through separate .po files for different languages rather than combining multiple translations in a single string. The code should use the default language with tr() function, and translations are provided in language-specific .po files.

Learnt from: PPsyrius
PR: #2537
File: holidays/countries/finland.py:249-253
Timestamp: 2025-05-10T04:02:13.815Z
Learning: Holiday name comments directly above tr() function calls in the holidays package should only contain the holiday name itself (e.g., "# Independence Day.") without any additional context, dates, or historical information.

Learnt from: KJhellico
PR: #2651
File: holidays/locale/nl/LC_MESSAGES/BQ.po:29-95
Timestamp: 2025-06-25T20:55:00.642Z
Learning: In the holidays library, Dutch locale files (.po) with X-Source-Language: nl should have empty msgstr entries when the target language is also Dutch. The library uses fallback=True with gettext, which returns the original msgid when msgstr is empty. This is the correct pattern for native language files and does not cause blank holiday names.

Learnt from: KJhellico
PR: #2394
File: holidays/locale/pt_PT/LC_MESSAGES/CV.po:31-88
Timestamp: 2025-03-31T19:37:57.691Z
Learning: In the holidays library localization pattern, when a locale file matches a country's default language (e.g., pt_PT for Cape Verde), the msgstr fields should be left empty. Only non-default language locale files should have translations in the msgstr fields.

holidays/countries/turkmenistan.py (13)

Learnt from: PPsyrius
PR: #2416
File: tests/countries/test_turkmenistan.py:31-49
Timestamp: 2025-04-05T04:50:40.752Z
Learning: For Turkmenistan holiday tests, use this class structure: class TestTurkmenistan(CommonCountryTests, TestCase) with imports from unittest import TestCase, from holidays.countries import Turkmenistan, TM, TKM, and from tests.common import CommonCountryTests. Ensure to call super().setUp() in the setUp method.

Learnt from: PPsyrius
PR: #2614
File: holidays/countries/guyana.py:78-90
Timestamp: 2025-06-13T12:18:03.539Z
Learning: The holidays codebase now uses the constructor signature pattern __init__(self, *args, islamic_show_estimated: bool = True, **kwargs) across country classes.

Learnt from: PPsyrius
PR: #2643
File: holidays/countries/mauritius.py:171-184
Timestamp: 2025-06-19T02:34:14.456Z
Learning: In the holidays library, _CustomIslamicHolidays subclasses follow a consistent pattern of NOT having docstrings. They go directly to defining date dictionaries, as evidenced by Malaysia, Singapore, UAE, and dozens of other country implementations.

Learnt from: PPsyrius
PR: #2643
File: holidays/countries/mauritius.py:144-169
Timestamp: 2025-06-19T02:34:18.382Z
Learning: Custom holiday classes that extend _CustomHinduHolidays, _CustomIslamicHolidays, _CustomBuddhistHolidays, etc. in the holidays library do not use docstrings. They follow a pattern of using only inline comments above date dictionaries, as seen in Malaysia, Singapore, UAE, and other country implementations.

Learnt from: PPsyrius
PR: #2416
File: tests/countries/test_turkmenistan.py:52-64
Timestamp: 2025-04-05T04:33:53.254Z
Learning: For Turkmenistan holiday tests, recommend using CommonCountryTests as the base class rather than unittest.TestCase to follow project conventions, be consistent with other country test files, and gain access to common test utilities.

Learnt from: PPsyrius
PR: #2638
File: holidays/countries/svalbard_and_jan_mayen.py:1-12
Timestamp: 2025-06-16T11:42:28.293Z
Learning: In the holidays library codebase, country implementation files in holidays/countries/ follow a standard convention of NOT having module-level docstrings. They start with the license header comment block, followed by imports, then class definitions. This is consistent across all country implementations like austria.py, belgium.py, canada.py, etc.

Learnt from: PPsyrius
PR: #2388
File: holidays/countries/ivory_coast.py:84-85
Timestamp: 2025-03-30T08:08:30.415Z
Learning: Islamic holiday logic should be implemented in the holidays/groups/islamic.py file, with country-specific files only calling these methods with the appropriate translated names.

Learnt from: PPsyrius
PR: #2388
File: holidays/countries/ivory_coast.py:84-85
Timestamp: 2025-03-30T08:08:31.656Z
Learning: Islamic holiday logic should be implemented in the holidays/groups/islamic.py file, with country-specific files only calling these methods with the appropriate translated names.

Learnt from: PPsyrius
PR: #2632
File: holidays/countries/solomon_islands.py:95-98
Timestamp: 2025-06-16T12:28:31.641Z
Learning: Library-wide holiday patterns and their optimizations should be handled at the base class level (like InternationalHolidays) rather than documenting workarounds in individual country modules. This maintains separation of concerns and avoids documentation duplication.

Learnt from: KJhellico
PR: #2608
File: holidays/countries/saint_vincent_and_the_grenadines.py:39-44
Timestamp: 2025-06-07T11:19:38.945Z
Learning: In the holidays library, it's standard practice to explicitly call ChristianHolidays.init(self) and InternationalHolidays.init(self) in country class init methods, even when these mixins don't define their own init methods. This follows the established codebase convention across all country implementations (confirmed in Zimbabwe, Zambia, and other countries).

Learnt from: KJhellico
PR: #2465
File: holidays/countries/suriname.py:219-251
Timestamp: 2025-04-13T19:10:31.502Z
Learning: The _CustomIslamicHolidays classes in this project contain only exact verified holiday dates from reliable sources, rather than calculated or estimated future dates. This is by design to ensure accuracy, particularly for religious holidays that may follow lunar calendars or depend on local observations.

Learnt from: Wasif-Shahzad
PR: #2522
File: holidays/countries/yemen.py:158-163
Timestamp: 2025-05-06T13:01:22.693Z
Learning: In the holidays library, the RAMADAN_BEGINNING_DATES dictionary in country-specific Islamic holiday classes (like YemenIslamicHolidays) is used indirectly through the backend. When a country class calls _add_holiday_29_ramadan(), the IslamicHolidays implementation uses the country's custom calendar dates to calculate the 29th day of Ramadan by adding 28 days to the beginning date.

Learnt from: KJhellico
PR: #2706
File: holidays/countries/cayman_islands.py:50-55
Timestamp: 2025-07-10T15:55:34.523Z
Learning: The islamic_show_estimated parameter in country class constructors is only needed for countries that implement Islamic holidays (inherit from IslamicHolidays or _CustomIslamicHolidays groups). Countries with only Christian and secular holidays do not need this parameter.

🧬 Code Graph Analysis (2)
holidays/countries/__init__.py (1)
holidays/countries/turkmenistan.py (3)
  • Turkmenistan (21-103)
  • TM (106-107)
  • TKM (110-111)
holidays/countries/turkmenistan.py (5)
holidays/calendars/islamic.py (1)
  • _CustomIslamicHolidays (4073-4074)
holidays/groups/international.py (2)
  • _add_new_years_day (126-134)
  • _add_womens_day (187-197)
holidays/groups/islamic.py (3)
  • IslamicHolidays (20-443)
  • _add_eid_al_fitr_day (152-163)
  • _add_eid_al_adha_day (109-120)
holidays/observed_holiday_base.py (1)
  • ObservedHolidayBase (102-246)
holidays/holiday_base.py (1)
  • update (1280-1306)
⏰ Context from checks skipped due to timeout of 300000ms. You can increase the timeout in your CodeRabbit configuration to a maximum of 15 minutes (900000ms). (2)
  • GitHub Check: Test docs build
  • GitHub Check: Build distribution
🔇 Additional comments (13)
holidays/countries/__init__.py (1)

235-235: Import looks correct and alphabetically placed.

The new Turkmenistan, TM, TKM import sits exactly between Turkey and TurksAndCaicosIslands, matching the existing alphabetical order. No further action needed.

holidays/registry.py (1)

229-230: Entry follows registry conventions.

Key, tuple ordering, and alphabetical positioning all respect current COUNTRIES-dict conventions. 👍

holidays/locale/tk/LC_MESSAGES/TM.po (1)

40-54: Empty msgstr placeholders are correct for default locale.

Leaving Turkmen msgstr fields blank lets gettext fall back to the msgid (already in Turkmen). Good job following the project convention.

holidays/locale/en_US/LC_MESSAGES/TM.po (3)

13-13: Header comment format looks good.

The format follows the established convention for non-default locale files.


15-28: Metadata headers are properly structured.

Standard PO file metadata with appropriate project info, dates, and tool information.


30-88: Holiday translations are comprehensive and accurate.

The localization covers all holiday names and status annotations (estimated, observed) with proper English translations. The msgid entries use Turkmen (the default language) and msgstr provides appropriate English translations.

tests/countries/test_turkmenistan.py (3)

19-24: Test class structure follows established conventions.

Good use of CommonCountryTests inheritance and proper setUp with year ranges from 1992-2050. The islamic_show_estimated=False instance for testing observed holidays is a nice touch.


26-31: Country aliases and boundary tests are properly implemented.

Tests cover the expected aliases (TM, TKM) and correctly verify no holidays before 1992.


32-224: Comprehensive holiday test coverage with proper structure.

Each holiday test method follows the established pattern of testing across year ranges with specific observed date verification. The localization tests cover all three supported languages (tk, en_US, ru) with accurate translations.

holidays/countries/turkmenistan.py (4)

21-41: Class definition and metadata are well-structured.

Proper inheritance from the required base classes, comprehensive docstring with references, and correct country metadata including supported languages and label definitions.


43-49: Constructor follows established patterns.

Good implementation with proper initialization of parent classes and default observed_rule setting. The islamic_show_estimated parameter matches the learned convention.


51-103: Holiday implementation logic is comprehensive and accurate.

The _populate_public_holidays method properly handles all Turkmenistan holidays with correct year-based logic for holiday changes (State Flag Day until 2017, Independence Day date change, etc.). Proper use of observed holidays tracking and Islamic holiday integration.


106-111: Alias classes follow standard convention.

Simple pass-through classes for TM and TKM aliases as expected.

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I'm looking for more official texts, but for now, a few suggestions on names and translations.

@Wasif-Shahzad
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Is the duplication test failing because of repeated Month names in EID_AL_FITR_DATES and EID_AL_ADHA_DATES?

@PPsyrius
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Is the duplication test failing because of repeated Month names in EID_AL_FITR_DATES and EID_AL_ADHA_DATES?

Yes, please just ignore it - though AFAIK having snapshot files (running make snapshot) can reduce the lines of codes counted as duplicated by sonarqubecloud as well in my experience

@KJhellico
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Is the duplication test failing because of repeated Month names in EID_AL_FITR_DATES and EID_AL_ADHA_DATES?

Duplication occurs due to the same dates of Islamic holidays in different countries. I hope that #2759 will correct this issue too.

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Labor Code 2008 edition (Russian) include also:

  • Jan 12 - Hatyra güni (Memorial Day; День памяти). Oct 6 holiday was named "Национальный день поминовения" (in Russian), original name may have been "Milli ýatlama güni".
  • May 9 - 1941-1945-nji ýyllaryň Beýik Watançylyk urşunda ýeňiş güni (Victory Day; День Победы в Великой Отечественной войне 1941-1945 годов)
  • May 18 - Galkynyş, Agzybirlik we Magtymguly Pyragynyň şygryýet güni (Day of Revival, Unity and Poetry of Magtymguly Pyragy; День возрождения, единства и поэзии Махтумкули Фраги)
  • Oct 27-28 - Independence Day (2 days)

2014 edition (Russian):

  • no Jan 12
  • Oct 6 name is Hatyra güni
  • May 18 is Türkmenistanyň Konstitusiýasynyň we Makhtumkuli Pyragynyň şygryýet güni (Day of the Constitution of Turkmenistan and Poetry of Magtymguly Pyragy (?); День Конституции Туркменистана и поэзии Махтумкули Фраги)

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sonarqubecloud bot commented Aug 6, 2025

Quality Gate Failed Quality Gate failed

Failed conditions
7.3% Duplication on New Code (required ≤ 5%)

See analysis details on SonarQube Cloud

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LGTM! 👍

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Thanks for implementing this in a localized fashion 👍

LGTM

@arkid15r arkid15r added this pull request to the merge queue Aug 6, 2025
Merged via the queue into vacanza:dev with commit 123dec9 Aug 6, 2025
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@KJhellico KJhellico linked an issue Aug 6, 2025 that may be closed by this pull request
This was referenced Aug 7, 2025
@arkid15r arkid15r mentioned this pull request Aug 18, 2025
@coderabbitai coderabbitai bot mentioned this pull request Sep 10, 2025
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Add Turkmenistan holidays

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