How to use the regular expression functions provided by the ‘re’ library to match, search, and replace text in your Python programs. Regular expressions, or “regex,” is a system for finding complex ...

This regex implementation is backwards-compatible with the standard 're' module, but offers additional functionality. The re module's behaviour with zero-width matches changed in Python 3.7, and this ...

This module is targeted at CPython. It expects that all codepoints are the same width, so it won't behave properly with PyPy outside U+0000..U+007F because PyPy stores strings as UTF-8. The regex ...