run.py
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| py
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import os import sys from pathlib import Path from typing import NoReturn from . import find_requirements from .exceptions import RequirementsNotFound from .formatters import FORMATTERS def _die(message) -> NoReturn: sys.stderr.write("%s\n" % message) sys.exit(1) def run() -> NoReturn: if len(sys.argv) > 1: path = Path(sys.argv[1]) else: path = Path.cwd() if not path.exists(): _die("%s does not exist" % path) if not path.is_dir(): _die("%s is not a directory" % path) try: requirements = find_requirements(path) except RequirementsNotFound: _die("Unable to find requirements at %s" % path) format_name = "requirements_file" # TODO: other output formats such as JSON FORMATTERS[format_name](requirements) sys.exit(0) if __name__ == "__main__": run()
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