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Current File : //opt/hikvison/venv/lib/python3.10/site-packages/pip/__main__.py

import os
import sys
import warnings

# Remove '' and current working directory from the first entry
# of sys.path, if present to avoid using current directory
# in pip commands check, freeze, install, list and show,
# when invoked as python -m pip <command>
if sys.path[0] in ("", os.getcwd()):
    sys.path.pop(0)

# If we are running from a wheel, add the wheel to sys.path
# This allows the usage python pip-*.whl/pip install pip-*.whl
if __package__ == "":
    # __file__ is pip-*.whl/pip/__main__.py
    # first dirname call strips of '/__main__.py', second strips off '/pip'
    # Resulting path is the name of the wheel itself
    # Add that to sys.path so we can import pip
    path = os.path.dirname(os.path.dirname(__file__))
    sys.path.insert(0, path)

if __name__ == "__main__":
    # Work around the error reported in #9540, pending a proper fix.
    # Note: It is essential the warning filter is set *before* importing
    #       pip, as the deprecation happens at import time, not runtime.
    warnings.filterwarnings(
        "ignore", category=DeprecationWarning, module=".*packaging\\.version"
    )
    from pip._internal.cli.main import main as _main

    sys.exit(_main())