import difflib>>> a = 'alex is a buff dude'>>> b = 'a;exx is a buff dud'>>> difflib.SequenceMatcher(None, a, b).ratio()0.89473684210526316
import difflib>>> a = 'alex is a buff dude'>>> b = 'a;exx is a buff dud'>>> difflib.SequenceMatcher(None, a, b).ratio()0.89473684210526316
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