27 lines
1.1 KiB
Python
27 lines
1.1 KiB
Python
# 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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def attrmatch(attributes, **kwargs):
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"""Determine whether the given set of task attributes matches. The
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conditions are given as keyword arguments, where each keyword names an
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attribute. The keyword value can be a literal, a set, or a callable. A
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literal must match the attribute exactly. Given a set, the attribute value
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must be in the set. A callable is called with the attribute value. If an
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attribute is specified as a keyword argument but not present in the
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attributes, the result is False."""
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for kwkey, kwval in kwargs.iteritems():
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if kwkey not in attributes:
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return False
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attval = attributes[kwkey]
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if isinstance(kwval, set):
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if attval not in kwval:
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return False
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elif callable(kwval):
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if not kwval(attval):
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return False
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elif kwval != attributes[kwkey]:
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return False
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return True
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