Fix pull 1034 changes

Author: vmpuri

server.py

@@ -63,6 +63,7 @@ def chat_endpoint():
         data = request.get_json()
         req = CompletionRequest(**data)
 
+        if req.stream:
         if req.stream:
 
             def chunk_processor(chunked_completion_generator):
@@ -76,11 +77,13 @@ def chunk_processor(chunked_completion_generator):
                     print(next_tok, end="", flush=True)
                     yield f"data:{json.dumps(_del_none(asdict(chunk)))}\n\n"
 
+            resp = Response(
             resp = Response(
                 chunk_processor(gen.chunked_completion(req)),
                 mimetype="text/event-stream",
             )
             return resp
+            return resp
         else:
             response = gen.sync_completion(req)
             print(response.choices[0].message.content)