read_write_filter.py
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read_write_filter.py
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	# Copyright (C) 2015-2016 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

	from .filter import ObjStorageFilter


	class ReadObjStorageFilter(ObjStorageFilter):
	""" Filter that disable write operation of the storage.

	Writes will always succeed without doing any actual write operations.
	"""
	def check_config(self, *, check_write):
	return self.storage.check_config(check_write=False)

	def add(self, args, *kwargs):
	return

	def restore(self, args, *kwargs):
	return

	def delete(self, args, *kwargs):
	return True