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#! /usr/bin/env python
"""A pip-wrapper that injects platform-specific constraints into pip."""
import sys
from pip_constraint_helpers import (
get_constraint_file_path,
get_runtime_python_tag,
make_pip_cmd,
run_cmd,
)
def main(argv):
"""Invoke pip with the matching constraints file, if present.
:param argv: List of command-line arguments.
"""
constraint_file_path = get_constraint_file_path(
req_dir=argv[1],
toxenv=argv[0],
python_tag=get_runtime_python_tag(),
)
pip_cmd = make_pip_cmd(
pip_args=argv[2:],
constraint_file_path=constraint_file_path,
)
run_cmd(pip_cmd)
if __name__ == '__main__':
main(sys.argv[1:])
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