37 lines
1.2 KiB
Python
37 lines
1.2 KiB
Python
# encoding: utf-8
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"""
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Utilities for version comparison
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It is a bit ridiculous that we need these.
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"""
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#-----------------------------------------------------------------------------
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# Copyright (C) 2013 The yap_ipython Development Team
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#
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# Distributed under the terms of the BSD License. The full license is in
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# the file COPYING, distributed as part of this software.
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#-----------------------------------------------------------------------------
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#-----------------------------------------------------------------------------
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# Imports
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#-----------------------------------------------------------------------------
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from distutils.version import LooseVersion
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#-----------------------------------------------------------------------------
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# Code
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#-----------------------------------------------------------------------------
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def check_version(v, check):
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"""check version string v >= check
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If dev/prerelease tags result in TypeError for string-number comparison,
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it is assumed that the dependency is satisfied.
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Users on dev branches are responsible for keeping their own packages up to date.
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"""
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try:
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return LooseVersion(v) >= LooseVersion(check)
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except TypeError:
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return True
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