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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright (c) nexB Inc. and others. All rights reserved.
# ScanCode is a trademark of nexB Inc.
# SPDX-License-Identifier: Apache-2.0
# See http://www.apache.org/licenses/LICENSE-2.0 for the license text.
# See https://github.com/aboutcode-org/skeleton for support or download.
# See https://aboutcode.org for more information about nexB OSS projects.
#
import argparse
import pathlib
import utils_requirements
"""
Utilities to manage requirements files.
NOTE: this should use ONLY the standard library and not import anything else
because this is used for boostrapping with no requirements installed.
"""
def gen_requirements():
description = """
Create or replace the `--requirements-file` file FILE requirements file with all
locally installed Python packages.all Python packages found installed in `--site-packages-dir`
"""
parser = argparse.ArgumentParser(description=description)
parser.add_argument(
"-s",
"--site-packages-dir",
dest="site_packages_dir",
type=pathlib.Path,
required=True,
metavar="DIR",
help="Path to the 'site-packages' directory where wheels are installed such as lib/python3.6/site-packages",
)
parser.add_argument(
"-r",
"--requirements-file",
type=pathlib.Path,
metavar="FILE",
default="requirements.txt",
help="Path to the requirements file to update or create.",
)
args = parser.parse_args()
utils_requirements.lock_requirements(
site_packages_dir=args.site_packages_dir,
requirements_file=args.requirements_file,
)
if __name__ == "__main__":
gen_requirements()
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