When working with text or CSV data in Python, you may find yourself wanting to "extract only email addresses," "verify the ...

Master Python strings! This workbook explores string manipulation, basic Python formatting, and essential methods to handle text data, empowering your students’ to work efficiently with text. This ...

A change for Python 3.8—currently in beta—has produced some user-visible warnings, but the problem is often in code that a user cannot (or should not) change: third-party modules. The problem that the ...

I loaded a large JSON file in Python and watched memory jump from 43 MB to 808 MB. Here’s what happened and how streaming changed everything.

It it now time to look at grouping bits together to form bytes. Python is unusual in that it can represent a bit pattern of arbitrary length using its bignum data type. Most other languages have to ...

The proposal to add a more general facility for string formatting to Python, which we looked at in August 2024, has changed a great deal since, so it merits another look. The changes take multiple ...