Handle content-type header charset value for streaming API

[twitter-api-cdsw] / oauthlib / oauth2 / rfc6749 / grant_types / resource_owner_password_credentials.py

diff --git a/oauthlib/oauth2/rfc6749/grant_types/resource_owner_password_credentials.py b/oauthlib/oauth2/rfc6749/grant_types/resource_owner_password_credentials.py
index c19e6cff08af824dd548c84d93c698202edf0d06..51b737418107e6b7bff536fd136f9247387d8334 100644 (file)
--- a/oauthlib/oauth2/rfc6749/grant_types/resource_owner_password_credentials.py
+++ b/oauthlib/oauth2/rfc6749/grant_types/resource_owner_password_credentials.py
@@ -160,7 +160,7 @@ class ResourceOwnerPasswordCredentialsGrant(GrantTypeBase):
         .. _`Section 3.2.1`: http://tools.ietf.org/html/rfc6749#section-3.2.1
         """
         for param in ('grant_type', 'username', 'password'):
-            if not getattr(request, param):
+            if not getattr(request, param, None):
                 raise errors.InvalidRequestError(
                     'Request is missing %s parameter.' % param, request=request)