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 ...

Regex can be used to match a hex number in Python using the \b metacharacter. This metacharacter matches the beginning or end of a word. The following example code will match a hex number with up to 8 ...