GoogleV3: add versionchanged
@@ -52,6 +52,11 @@ class GoogleV3(Geocoder):
Make sure to have both ``Geocoding API`` and ``Time Zone API``
services enabled for this API key.
+ .. versionchanged:: 2.1
+ Previously a warning has been emitted when api_key was
+ not specified. Now a :class:`geopy.exc.ConfigurationError`
+ is raised.
+
:param str domain: Should be the localized Google Maps domain to
connect to. The default is 'maps.googleapis.com', but if you're
geocoding address in the UK (for example), you may want to set it
