| 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()) |
