How to use the regular expression functions provided by the ‘re’ library to match, search, and replace text in your Python programs.

Introduction A regular expression (regex, regexp) is a string-searching algorithm, which you can use for making a search pattern in a sequence of characters or strings. Usually, these patterns are ...

The result: 84,688 regular expressions that can play chess using a 2-ply minmax strategy. No kidding. We think we can do some heavy-duty regular expressions, but this is a whole other level.

We indicate regular expressions in the text using bold, show where they match using underlining, and show captures using shading. Python’s Regular Expression Language In this section we look at the ...