Collecting pyinstaller
  Using cached https://files.pythonhosted.org/packages/03/32/0e0de593f129bf1d1e77eed562496d154ef4460fd5cecfd78612ef39a0cc/PyInstaller-3.4.tar.gz
  Installing build dependencies ... done
  Getting requirements to build wheel ... error                                                                           Complete output from command C:\Users\Laura\AppData\Local\Programs\Python\Python37\python.exe C:\Users\Laura\AppData\Local\Programs\Python\Python37\lib\site-packages\pip\_vendor\pep517\_in_process.py get_requires_for_build_wheel C:\Users\Laura\AppData\Local\Temp\tmp478u2kf1:
  Traceback (most recent call last):                                                                                        File "C:\Users\Laura\AppData\Local\Programs\Python\Python37\lib\site-packages\pip\_vendor\pep517\_in_process.py", line 207, in <module>
      main()
    File "C:\Users\Laura\AppData\Local\Programs\Python\Python37\lib\site-packages\pip\_vendor\pep517\_in_process.py", line 197, in main
      json_out['return_val'] = hook(**hook_input['kwargs'])
    File "C:\Users\Laura\AppData\Local\Programs\Python\Python37\lib\site-packages\pip\_vendor\pep517\_in_process.py", line 54, in get_requires_for_build_wheel
      return hook(config_settings)
    File "C:\Users\Laura\AppData\Local\Temp\pip-build-env-b0y2apar\overlay\Lib\site-packages\setuptools\build_meta.py", line 130, in get_requires_for_build_wheel
      return self._get_build_requires(config_settings, requirements=['wheel'])
    File "C:\Users\Laura\AppData\Local\Temp\pip-build-env-b0y2apar\overlay\Lib\site-packages\setuptools\build_meta.py", line 112, in _get_build_requires
      self.run_setup()
    File "C:\Users\Laura\AppData\Local\Temp\pip-build-env-b0y2apar\overlay\Lib\site-packages\setuptools\build_meta.py", line 126, in run_setup
      exec(compile(code, __file__, 'exec'), locals())
    File "setup.py", line 20, in <module>
      from PyInstaller import __version__ as version, HOMEPATH, PLATFORM
  ModuleNotFoundError: No module named 'PyInstaller'

  ----------------------------------------
Command "C:\Users\Laura\AppData\Local\Programs\Python\Python37\python.exe C:\Users\Laura\AppData\Local\Programs\Python\Python37\lib\site-packages\pip\_vendor\pep517\_in_process.py get_requires_for_build_wheel C:\Users\Laura\AppData\Local\Temp\tmp478u2kf1" failed with error code 1 in C:\Users\Laura\AppData\Local\Temp\pip-install-4eka2nfr\pyinstaller