Update app.py

app.py

@@ -113,7 +113,7 @@ with gr.Blocks() as demo:
             "stream": True,
         }
  
-        with requests.post(url, headers=HEADERS, data=json.dumps(data), stream=True) as r:
+        with requests.post(API_URL, headers=HEADERS, data=json.dumps(data), stream=True) as r:
             for response in r.iter_lines():
                 if len(response) > 0:
                     text = response.decode()