Check string similarity python

from difflib import SequenceMatcher

def similar(a, b):
    return SequenceMatcher(None, a, b).ratio()

>>> similar("Apple","Appel")
0.8
>>> similar("Apple","Mango")
0.0

Source: stackoverflow.com

Likeliness python

def similar(w1, w2):
    w1 = w1 + ' ' * (len(w2) - len(w1))
    w2 = w2 + ' ' * (len(w1) - len(w2))
    return sum(1 if i == j else 0 for i, j in zip(w1, w2)) / float(len(w1))

Source: stackoverflow.com

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