As the comment says, the differences between the two cleaners are that cleaners2 has punctuation and stress. However, the default value of preserve.punctuation and with_stress in phonemizer.phonemize is false, which means cleaners 2, and it's contradict to the comment.
As the comment says, the differences between the two cleaners are that cleaners2 has punctuation and stress. However, the default value of preserve.punctuation and with_stress in phonemizer.phonemize is false, which means cleaners 2, and it's contradict to the comment.