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Code Issues Releases Wiki Activity

Improve CommandsEqual with fuzzy logic

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This commit is contained in:
Kristóf Tóth 2018-08-03 15:01:44 +02:00
parent 7572699e55
commit b6d8f7913f
1 changed files with 15 additions and 9 deletions
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24
lib/tfw/components/commands_equal.py
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@ -3,17 +3,23 @@
from shlex import split from shlex import split
from tfw.decorators.lazy_property import lazy_property
class CommandsEqual: class CommandsEqual:
def __init__(self, command_1, command_2): def __init__(self, command_1, command_2, fuzzyness=1):
self.command_1 = command_1 self.command_1 = split(command_1)
self.command_2 = command_2 self.command_2 = split(command_2)
self.fuzzyness = fuzzyness
def __bool__(self): def __bool__(self):
parts_1 = split(self.command_1) return self.similarity >= self.fuzzyness
parts_2 = split(self.command_2)
return (
parts_1[0] == parts_2[0]
and set(parts_1) == set(parts_2)
)
@lazy_property
def similarity(self):
parts_1 = set(self.command_1)
parts_2 = set(self.command_2)
difference = parts_1 - parts_2
deviance = len(difference) / len(max(parts_1, parts_2))
return 1 - deviance