Improve sentence boundary detection

This commit is contained in:
Johan Nordberg 2022-05-27 05:58:09 +00:00
parent 6206436e76
commit acc0891e85

View File

@ -50,14 +50,18 @@ def split_and_recombine_text(text, desired_length=200, max_length=300):
commit() commit()
# check for sentence boundaries # check for sentence boundaries
elif not in_quote and (c in '!?\n' or (c == '.' and next_c in '\n ')): elif not in_quote and (c in '!?\n' or (c == '.' and next_c in '\n ')):
# seek forward if we have consecutive boundary markers but still within the max length
while len(current) < max_length and next_c in '!?.':
c, next_c = seek(1)
current += c
split_pos.append(pos) split_pos.append(pos)
if len(current) >= desired_length: if len(current) >= desired_length:
commit() commit()
rv.append(current) rv.append(current)
# clean up # clean up, remove lines with only whitespace or punctuation
rv = [s.strip() for s in rv] rv = [s.strip() for s in rv]
rv = [s for s in rv if len(s) > 0] rv = [s for s in rv if len(s) > 0 and not re.match(r'^[\s\.,;:!?]*$', s)]
return rv return rv
@ -81,4 +85,15 @@ if __name__ == '__main__':
'inthemiddlebutinotinthislongword.', 'inthemiddlebutinotinthislongword.',
'"Don\'t split my quote... please"']) '"Don\'t split my quote... please"'])
def test_split_and_recombine_text_2(self):
text = """
When you are really angry sometimes you use consecutive exclamation marks!!!!!! Is this a good thing to do?!?!?!
I don't know but we should handle this situation..........................
"""
self.assertEqual(split_and_recombine_text(text, desired_length=30, max_length=50),
['When you are really angry sometimes you use',
'consecutive exclamation marks!!!!!!',
'Is this a good thing to do?!?!?!',
'I don\'t know but we should handle this situation.'])
unittest.main() unittest.main()