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 ...

Quantifiers. A quantifier has the form {m,n} where m and n are the minimum and maximum times the expression the quantifier applies to must match. For example, both e{1,1}e{1,1} and e{2,2} match feel, ...