# Exploring Python's Built-in Functions

DevFeed: [Exploring Python's Built-in Functions](<https://devfeed.tech/articles/exploring-python-s-built-in-functions-4365.md>)

Original publisher: [Read original article](<https://realpython.com/courses/exploring-pythons-built-in-functions/>)

Author: Real Python

Published: 2026-07-21T14:00:00Z

Content type: tutorial

Language: en

Sources: [Real Python](<https://devfeed.tech/sources/real-python.md>)

Topics: [Python](<https://devfeed.tech/topics/python.md>), [Programming](<https://devfeed.tech/topics/programming.md>), [Code](<https://devfeed.tech/topics/code.md>), [IO](<https://devfeed.tech/topics/io.md>)

Tags: [code](<https://devfeed.tech/tags/code.md>), [coding](<https://devfeed.tech/tags/coding.md>), [programming](<https://devfeed.tech/tags/programming.md>), [python](<https://devfeed.tech/tags/python.md>), [q-a](<https://devfeed.tech/tags/q-a.md>), [transcripts](<https://devfeed.tech/tags/transcripts.md>), [tutorial](<https://devfeed.tech/tags/tutorial.md>), [video](<https://devfeed.tech/tags/video.md>)

## AI overview

A video course explaining Python's built-in functions and how to use them for mathematics, data types, iterable processing, and input and output. It focuses on choosing appropriate built-ins to write shorter, more Pythonic code.

## Source excerpt

Learn Python's built-in functions for math, data types, iterables, and I/O, and when to use each to write more Pythonic code.