Generate images error #2

Run python3 --version
Python 3.8.5
Traceback (most recent call last):
  File "generate_images.py", line 105, in <module>
    asyncio.run(main())
  File "/opt/hostedtoolcache/Python/3.8.5/x64/lib/python3.8/asyncio/runners.py", line 43, in run
    return loop.run_until_complete(main)
  File "/opt/hostedtoolcache/Python/3.8.5/x64/lib/python3.8/asyncio/base_events.py", line 616, in run_until_complete
    return future.result()
  File "generate_images.py", line 101, in main
    await asyncio.gather(generate_languages(s), generate_overview(s))
  File "generate_images.py", line 41, in generate_overview
    changed = (await s.lines_changed)[0] + (await s.lines_changed)[1]
  File "/home/runner/work/github-stats/github-stats/github_stats.py", line 435, in lines_changed
    r = await self.queries.query_rest(f"/repos/{repo}/stats/contributors")
  File "/home/runner/work/github-stats/github-stats/github_stats.py", line 93, in query_rest
    return r.json()
  File "/opt/hostedtoolcache/Python/3.8.5/x64/lib/python3.8/site-packages/requests/models.py", line 898, in json
    return complexjson.loads(self.text, **kwargs)
  File "/opt/hostedtoolcache/Python/3.8.5/x64/lib/python3.8/json/__init__.py", line 357, in loads
    return _default_decoder.decode(s)
  File "/opt/hostedtoolcache/Python/3.8.5/x64/lib/python3.8/json/decoder.py", line 337, in decode
    obj, end = self.raw_decode(s, idx=_w(s, 0).end())
  File "/opt/hostedtoolcache/Python/3.8.5/x64/lib/python3.8/json/decoder.py", line 355, in raw_decode
    raise JSONDecodeError("Expecting value", s, err.value) from None
json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)
##[error]Process completed with exit code 1.