def get_match_score(phrase, words, min_distance=2):
score = 0
phrase_len = len(''.join(phrase))
for p in phrase:
matcher = StringMatcher(seq1=p)
for w in words:
matcher.set_seq2(w)
match_distance = matcher.distance()
if match_distance <= min_distance:
score += max(0, len(p) - match_distance) / phrase_len
return score
def is_typo(word, word_from_dict):
sm = StringMatcher()
sm.set_seq1(word)
sm.set_seq2(word_from_dict)
dist = sm.distance()
return dist == 1 or (dist == 2 and fl(word, word_from_dict))
