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

Using regular expressions (regex) in Python is very similar to how we have been using them in Bash. The main difference is that we will be creating and using regex-crunching objects (instances of a ...

Regular expression is used to validate input. Python have a library which have many methods to use regular expression. Regular Expression :-A regular expression (or RE) specifies a set of strings that ...

So far we have been reading through files, looking for patterns and extracting various bits of lines that we find interesting. We have been using string methods like split and find and using lists and ...