[issue37004] SequenceMatcher.ratio() noncommutativity not well-documented

[Karthikeyan Singaravelan]

Change by Karthikeyan Singaravelan <tir.karthi at gmail.com>:


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nosy: +tim.peters

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue37004>
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