[REQUEST]TypeError: Cannot serialize non-str key None

[ljhOfGithub]

Make sure you've checked the following:

• [] Python version is 3.8;
• [] Updated Twint with pip3 install --user --upgrade -e git+https://github.com/twintproject/twint.git@origin/master#egg=twint;yes
• [] I have searched the issues and there are no duplicates of this issue/question/request.yes

Description of Issue

Please use as much detail as possible. Traceback (most recent call last): File "t.py", line 27, in mytwint twint.run.Search(c) File "/root/.miniconda3/envs/twvenv/lib/python3.8/site-packages/twint/run.py", line 410, in Search run(config, callback) File "/root/.miniconda3/envs/twvenv/lib/python3.8/site-packages/twint/run.py", line 329, in run get_event_loop().run_until_complete(Twint(config).main(callback)) File "/root/.miniconda3/envs/twvenv/lib/python3.8/asyncio/base_events.py", line 616, in run_until_complete return future.result() File "/root/.miniconda3/envs/twvenv/lib/python3.8/site-packages/twint/run.py", line 235, in main await task File "/root/.miniconda3/envs/twvenv/lib/python3.8/site-packages/twint/run.py", line 286, in run await self.tweets() File "/root/.miniconda3/envs/twvenv/lib/python3.8/site-packages/twint/run.py", line 217, in tweets await self.Feed() File "/root/.miniconda3/envs/twvenv/lib/python3.8/site-packages/twint/run.py", line 62, in Feed response = await get.RequestUrl(self.config, self.init) File "/root/.miniconda3/envs/twvenv/lib/python3.8/site-packages/twint/get.py", line 135, in RequestUrl response = await Request(_url, params=params, connector=_connector, headers=_headers) File "/root/.miniconda3/envs/twvenv/lib/python3.8/site-packages/twint/get.py", line 161, in Request return await Response(session, _url, params) File "/root/.miniconda3/envs/twvenv/lib/python3.8/site-packages/twint/get.py", line 167, in Response async with session.get(_url, ssl=True, params=params, proxy=httpproxy) as response: File "/root/.miniconda3/envs/twvenv/lib/python3.8/site-packages/aiohttp/client.py", line 1083, in aenter self._resp = await self._coro File "/root/.miniconda3/envs/twvenv/lib/python3.8/site-packages/aiohttp/client.py", line 513, in _request resp = await req.send(conn) File "/root/.miniconda3/envs/twvenv/lib/python3.8/site-packages/aiohttp/client_reqrep.py", line 631, in send await writer.write_headers(status_line, self.headers) File "/root/.miniconda3/envs/twvenv/lib/python3.8/site-packages/aiohttp/http_writer.py", line 116, in write_headers buf = _serialize_headers(status_line, headers) File "aiohttp/_http_writer.pyx", line 137, in aiohttp._http_writer._serialize_headers File "aiohttp/_http_writer.pyx", line 109, in aiohttp._http_writer.to_str TypeError: Cannot serialize non-str key None

Environment Details

Using Windows, Linux? What OS version? Running this in Anaconda? Jupyter Notebook? Terminal? Ubuntu 20.04 in terminal I'm searching for '0x516980e3321482b51b0e10af2770d6fbd47f6f9f'