__main__.py 911 B

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  1. from __future__ import absolute_import
  2. import os
  3. import sys
  4. # Remove '' and current working directory from the first entry
  5. # of sys.path, if present to avoid using current directory
  6. # in pip commands check, freeze, install, list and show,
  7. # when invoked as python -m pip <command>
  8. if sys.path[0] in ('', os.getcwd()):
  9. sys.path.pop(0)
  10. # If we are running from a wheel, add the wheel to sys.path
  11. # This allows the usage python pip-*.whl/pip install pip-*.whl
  12. if __package__ == '':
  13. # __file__ is pip-*.whl/pip/__main__.py
  14. # first dirname call strips of '/__main__.py', second strips off '/pip'
  15. # Resulting path is the name of the wheel itself
  16. # Add that to sys.path so we can import pip
  17. path = os.path.dirname(os.path.dirname(__file__))
  18. sys.path.insert(0, path)
  19. from pip._internal.cli.main import main as _main # isort:skip # noqa
  20. if __name__ == '__main__':
  21. sys.exit(_main())