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https://github.com/avatao-content/baseimage-tutorial-framework
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34 lines
1012 B
Python
34 lines
1012 B
Python
# Copyright (C) 2018 Avatao.com Innovative Learning Kft.
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# All Rights Reserved. See LICENSE file for details.
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from shlex import split
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from tfw.decorators.lazy_property import lazy_property
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class CommandsEqual:
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def __init__(self, command_1, command_2, fuzzyness=1, must_begin_similarly=True):
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self.command_1 = split(command_1)
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self.command_2 = split(command_2)
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self.fuzzyness = fuzzyness
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self.must_begin_similarly = must_begin_similarly
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def __bool__(self):
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if self.must_begin_similarly and not self.beginnings_are_equal:
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return False
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return self.similarity >= self.fuzzyness
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@lazy_property
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def beginnings_are_equal(self):
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return self.command_1[0] == self.command_2[0]
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@lazy_property
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def similarity(self):
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parts_1 = set(self.command_1)
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parts_2 = set(self.command_2)
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difference = parts_1 - parts_2
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deviance = len(difference) / len(max(parts_1, parts_2))
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return 1 - deviance
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