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 ...

The creators of the Python language are mulling a new proposal, PEP 622, that would finally bring a pattern matching statement syntax to Python. The new pattern matching statements would give Python ...

Read chapter 12 from the book Programming in Python 3: A Complete Introduction to the Python Language by Mark Summerfield. This chapter is an excerpt from Programming in Python 3: A Complete ...

Like riding a bike, knowledge of regular expressions will stay with you forever, allowing you to manipulate text quickly and easily. In this part of the series, Ondrej focuses in on groups, ...

You know the maxim, “Give a man to fish and he eats for a day; teach a man to fish and he eats for a lifetime”? A similar adage applies to anyone who spends a lot of time working with text on their ...

You can use a special group of functions and CALL routines to match or change data according to a specific pattern that you specify. By using these functions and CALL routines, you can determine ...

This group consists of CALL RXCHANGE, CALL RXFREE, CALL RXSUBSTR, RXMATCH, and RXPARSE, and comprises the character string matching category for functions and CALL routines. For a description, see ...