def get_patterns(words):
patterns = Counter()
words_combinations = itertools.combinations(words, 2)
for word1, word2 in words_combinations:
pattern, _ = patternize.find_pattern((word1, word2))
if pattern:
pattern = Pattern(pattern)
patterns[pattern] += 1
return patterns
def __add__(self, other):
pattern = self.pattern
other_pattern = other.pattern
# if pattern[0] == '^' and other_pattern[0] != '^':
# pattern = pattern[1:]
# elif other_pattern[0] == '^' and pattern[0] != '^':
# other_pattern = other_pattern[1:]
#
#
# if pattern[-1] == '$' and other_pattern[-1] != '$':
# pattern = pattern[:-1]
# elif other_pattern[-1] == '$' and pattern[-1] != '$':
# other_pattern = other_pattern[:-1]
combined_pattern = patternize.find_pattern(
(pattern, other_pattern))[0]
if combined_pattern:
return Pattern(combined_pattern)
else:
return None