这是indexloc提供的服务，不要输入任何密码
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Currency feature #18

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Merged
merged 6 commits into from
Apr 27, 2016
Merged

Currency feature #18

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70a69c4
Update progress, Fix #14
swapagarwal Apr 23, 2016
19dbff1
Merge with upstream
havanagrawal Apr 23, 2016
18e34ae
Add currency module
havanagrawal Apr 23, 2016
e117422
Add conversion of amount
havanagrawal Apr 24, 2016
8831686
Update currency tests
havanagrawal Apr 24, 2016
5dc989d
Update tests for currency
havanagrawal Apr 24, 2016
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1 change: 1 addition & 0 deletions modules/src/__init__.py
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
__all__ = [
'book',
'currency',
'dictionary',
'hello',
'help',
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22 changes: 22 additions & 0 deletions modules/src/currency.py
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Original file line number Diff line number Diff line change
@@ -0,0 +1,22 @@
import requests

def process(input, entities=None):
output = {}
try:
from_currency = entities['from_currency'][0]['value'].upper()
to_currency = entities['to_currency'][0]['value'].upper()
amount = float(entities['number'][0]['value'])

r = requests.get('http://api.fixer.io/latest?base=' + from_currency)
data = r.json()
conversion_rate = float(data['rates'][to_currency])

conversion_details = '1 %s = %.4f %s' % (from_currency, conversion_rate, to_currency)
amount_conversion = '%s %s = %.4f %s' % (amount, from_currency, conversion_rate*amount, to_currency)

output['input'] = input
output['output'] = conversion_details + '<br/>' + amount_conversion
output['success'] = True
except:
output['success'] = False
return output
23 changes: 23 additions & 0 deletions modules/tests/test_currency.py
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import modules

def test_currency():

assert('currency' == modules.process_query('HKD to USD')[0])
assert('currency' == modules.process_query('USD to INR')[0])
assert('currency' == modules.process_query('how much is USD in EUR')[0])
assert('currency' != modules.process_query('something random')[0])

assert('currency' == modules.process_query('convert 100 USD to INR')[0])
assert('currency' == modules.process_query('how much is 50 USD in EUR')[0])

intent, entities = modules.process_query('convert 5 HKD to USD')
assert('currency' == intent)
assert('HKD' == entities['from_currency'][0]['value'])
assert('USD' == entities['to_currency'][0]['value'])
assert(5 == entities['number'][0]['value'])

intent, entities = modules.process_query('how much is 100 USD to INR')
assert('currency' == intent)
assert('USD' == entities['from_currency'][0]['value'])
assert('INR' == entities['to_currency'][0]['value'])
assert(100 == entities['number'][0]['value'])