def yahoo_conditions(location, units='f'):
"""
Gets the current weather conditions from Yahoo weather. For more information, see
https://developer.yahoo.com/weather/.
:param location: a location in 'city, state, country' format (e.g. Salt Lake City, Utah, United States)
:param units: fahrenheit by default (f). You may also choose celsius by entering c instead of f.
:return: The current weather conditions for the given location. None if the location is invalid.
"""
weather_url = 'http://weather.yahooapis.com/forecastrss?w=%s&u=%s'
weather_ns = 'http://xml.weather.yahoo.com/ns/rss/1.0'
woeid = utils.fetch_woeid(location)
if woeid is None:
return None
url = weather_url % (woeid, units)
# Try to parse the RSS feed at the given URL.
try:
rss = utils.fetch_xml(url)
conditions = rss.find('channel/item/{%s}condition' % weather_ns)
return {
'title': rss.findtext('channel/title'),
'current_condition': conditions.get('text'),
'current_temp': conditions.get('temp'),
'date': conditions.get('date'),
'code': conditions.get('code')
}
except:
raise
def test_fetch_woeid2(self):
"""
Lookup the WOEID for an unknown location.
"""
location = "unknown_location"
expected_woeid = None
actual_woeid = utils.fetch_woeid(location)
self.assertEqual(expected_woeid, actual_woeid)
def test_fetch_woeid1(self):
"""
Lookup the WOEID for various locations and assert they are all correct based on Ross Elliot's WOEID lookup. For
more information, see http://woeid.rosselliot.co.nz/
"""
# Test Salt Lake City
location1 = "Salt Lake City, UT, United States"
expected_woeid1 = "2487610"
actual_woeid1 = utils.fetch_woeid(location1)
self.assertEqual(expected_woeid1, actual_woeid1)
# Test San Francisco
location2 = "San Francisco, CA, United States"
expected_woeid2 = "2487956"
actual_woeid2 = utils.fetch_woeid(location2)
self.assertEqual(expected_woeid2, actual_woeid2)
# Test New York City
location3 = "New York City, NY, United States"
expected_woeid3 = "2459115"
actual_woeid3 = utils.fetch_woeid(location3)
self.assertEqual(expected_woeid3, actual_woeid3)
