Merge pull request #309 from jloehel/fix/308

The Flask/Blueprint API moved to the Scaffold base class

contrib: jloehel reviewer: j5awry

Author: j5awry

flask_restx/api.py

@@ -17,7 +17,10 @@
 
 from flask import url_for, request, current_app
 from flask import make_response as original_flask_make_response
-from flask.helpers import _endpoint_from_view_func
+try:
+    from flask.helpers import _endpoint_from_view_func
+except ImportError:
+    from flask.scaffold import _endpoint_from_view_func
 from flask.signals import got_request_exception
 
 from jsonschema import RefResolver