#173 Make changes py27 compatible

spec-first · May 11, 2016 · 7c8a9b0 · 7c8a9b0
1 parent 714446f
commit 7c8a9b0
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/connexion/decorators/response.py b/connexion/decorators/response.py
@@ -65,8 +65,10 @@ def validate_response(self, data, status_code, headers):
                 raise NonConformingResponseBody(message=str(e))
 
         if response_definition and response_definition.get("headers"):
-            response_definition_header_keys = response_definition.get("headers").keys()
-            missing_keys = response_definition_header_keys - headers.keys()
+            # converting to set is needed to support python 2.7
+            response_definition_header_keys = set(response_definition.get("headers").keys())
+            header_keys = set(headers.keys())
+            missing_keys = response_definition_header_keys - header_keys
             if missing_keys:
                 pretty_list = ', '.join(missing_keys)
                 msg = ("Keys in header don't match response specification. "