Expect error without response + bump version to 5.0.1

Author: st4lk

RELEASE_NOTES.md

@@ -1,6 +1,10 @@
 rest_social_auth release notes
 ==============================
 
+v5.0.1
+------
+- Expect error without response during error handling
+
 v5.0.0
 ------
 - Update user serializer: exclude field only if it was defined in customer user model

rest_social_auth/__init__.py

@@ -1,2 +1,2 @@
 __author__ = 'st4lk'
-__version__ = '5.0.0'
+__version__ = '5.0.1'

rest_social_auth/views.py

@@ -220,10 +220,11 @@ def respond_error(self, error):
         if isinstance(error, Exception):
             if not isinstance(error, AuthException) or LOG_AUTH_EXCEPTIONS:
                 self.log_exception(error)
-                try:
-                    message = error.response.json()['error']['message']
-                except KeyError:
-                    pass
+                if hasattr(error, 'response'):
+                    try:
+                        message = error.response.json()['error']['message']
+                    except KeyError:
+                        pass
         else:
             logger.error(error)
         return Response(data=message, status=status.HTTP_400_BAD_REQUEST)