util.py
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util.py
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	# Copyright (C) 2021 The Software Heritage developers
	# See the AUTHORS file at the top-level directory of this distribution
	# License: GNU General Public License version 3, or any later version
	# See top-level LICENSE file for more information

	import hashlib
	import os


	def path_id(path: bytes) -> bytes:
	return hashlib.sha1(path).digest()


	def path_normalize(path: bytes) -> bytes:
	return path[2:] if path.startswith(bytes("." + os.path.sep, "utf-8")) else path