Update app.py

app.py

@@ -110,7 +110,7 @@ async def main(urls):
 
 async def post(url, session, json_data, headers, timeout=120):
     try:
-        print('main_post: ', type(url), len(url), type(headers), len(headers), type(json_data), len(json_data), json_data.keys())
+        print('main_post: ', type(url), len(url), type(headers), len(headers), type(json_data), len(json_data))
         async with session.request(method='post', url=url, timeout=timeout, headers=headers, json=json_data) as response:
             resp = await response.read()
             print("Successfully got url {} with resp of length {}.".format(url, len(resp)))