Find out how many times a regex matches in a string in Python

Question

Is there a way that I can find out how many matches of a regex are in a string in Python? For example, if I have the string \"It actually happened when it acted out of

Answer 1

I know this is a question about regex. I just thought I'd mention the count method for future reference if someone wants a non-regex solution.

>>> s = "It actually happened when it acted out of turn."
>>> s.count('t a')
2

Which return the number of non-overlapping occurrences of the substring