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20 lines
548 B
20 lines
548 B
4 years ago
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# -*- coding: utf-8 -*-
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# Copyright 2009-2019 Joshua Bronson. All Rights Reserved.
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#
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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"""Provides :class:`_Marker`, an internal type for representing singletons."""
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from collections import namedtuple
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class _Marker(namedtuple('_Marker', 'name')):
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__slots__ = ()
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def __repr__(self):
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return '<%s>' % self.name # pragma: no cover
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