5.7.0: pep517 build fails

Looks like 5.7.0 is not pep517 ready

+ /usr/bin/python3 -sBm build -w --no-isolation
* Getting dependencies for wheel...
Traceback (most recent call last):
  File "/usr/lib/python3.8/site-packages/pep517/in_process/_in_process.py", line 363, in <module>
    main()
  File "/usr/lib/python3.8/site-packages/pep517/in_process/_in_process.py", line 345, in main
    json_out['return_val'] = hook(**hook_input['kwargs'])
  File "/usr/lib/python3.8/site-packages/pep517/in_process/_in_process.py", line 130, in get_requires_for_build_wheel
    return hook(config_settings)
  File "/usr/lib/python3.8/site-packages/setuptools/build_meta.py", line 177, in get_requires_for_build_wheel
    return self._get_build_requires(
  File "/usr/lib/python3.8/site-packages/setuptools/build_meta.py", line 159, in _get_build_requires
    self.run_setup()
  File "/usr/lib/python3.8/site-packages/setuptools/build_meta.py", line 281, in run_setup
    super(_BuildMetaLegacyBackend,
  File "/usr/lib/python3.8/site-packages/setuptools/build_meta.py", line 174, in run_setup
    exec(compile(code, __file__, 'exec'), locals())
  File "setup.py", line 4, in <module>
    raise Exception(
Exception:

    This file exists to set up the Github "Used By" counter properly and is not meant to be run.

    Please refer to ./packages/python/plotly/setup.py instead.


ERROR Backend subproccess exited when trying to invoke get_requires_for_build_wheel

[toncho11]

I have the same problem on Windows.

[sudeepag]

Looks like I’m running into the same error here as well: https://github.com/plotly/plotly.py/issues/3736