Command-line tool

autopep8

brew/autopep8

Checked 25 Oct 2026, 21:09 UTC · Listing refreshed from Homebrew, winget, npm, Scoop and cargo; npm packages checked against OSV.dev

Automatically formats Python code to conform to the PEP 8 style guide

Website Source

At a glance

Type

Command-line tool

Install on

Windows, macOS, Linux

Last checked

25 Oct 2026, 21:09 UTC

Install it

Windows

pipx install autopep8

macOS

brew install autopep8
pipx install autopep8

Linux

pipx install autopep8

Format a file to `stdout`, with a custom maximum line length

autopep8 path/to/file.py --max-line-length length

Format a file, displaying a diff of the changes

autopep8 --diff path/to/file

Format a file in-place and save the changes

autopep8 --in-place path/to/file.py

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