wsgi as functionsapp var

azure/functions/decorators/function_app.py

@@ -137,8 +137,8 @@ class FunctionsApp:
         self._auth_level = auth_level
 
         if wsgi_app is not None:
-            wsgi_middleware = WsgiMiddleware(wsgi_app.wsgi_app)
-            self._flask(wsgi_app, wsgi_middleware, auth_level)
+            self._wsgi_middleware = WsgiMiddleware(wsgi_app.wsgi_app)
+            self._flask(wsgi_app, auth_level)
 
     @property
     def app_script_file(self):
@@ -181,8 +181,7 @@ class FunctionsApp:
 
         return wrap
 
-    def _flask(self, app, wsgi_middleware: WsgiMiddleware,
-               auth_level: Optional[AuthLevel] = None):
+    def _flask(self, app, auth_level: Optional[AuthLevel] = None):
 
         methods = reduce(operator.or_,
                          [rule.methods for rule in
@@ -192,7 +191,7 @@ class FunctionsApp:
 
         @self.route(methods=methods, auth_level=auth_level, route="/{*route}")
         def main(req: HttpRequest, context: Context) -> HttpResponse:
-            return wsgi_middleware.handle(req, context)
+            return self._wsgi_middleware.handle(req, context)
 
     def route(self,
               trigger_arg_name: str = 'req',