pycodestyle

Python style guide checker

pycodestyle Permissive license MIT AGING v2.14.0 released 2025-06-20

Install

pycodestyle on PyPI

pip

pip install pycodestyle

uv

uv add pycodestyle

poetry

poetry add pycodestyle

Package facts

License	MIT (permissive)
Python support	supports the current Python release (>=3.9)
Install friction	low — pure-Python wheel
Runtime dependencies	none
Maintenance	aging — 419 days since the last release
First released	2016-05-31
Popularity	one of the top 1,000 most-downloaded packages on PyPI (30-day window, as of 2026-08-13)
Known vulnerabilities	none known (OSV.dev, checked 2026-08-13)

Evidence: pycodestyle-2.14.0-py2.py3-none-any.whl

Keywords: pycodestyle, pep8, PEP 8, PEP-8, PEP8

Development Status :: 5 - Production/StableEnvironment :: ConsoleIntended Audience :: DevelopersOperating System :: OS IndependentProgramming Language :: PythonProgramming Language :: Python :: 3Programming Language :: Python :: 3 :: OnlyProgramming Language :: Python :: Implementation :: CPythonProgramming Language :: Python :: Implementation :: PyPyTopic :: Software Development :: Libraries :: Python Modules

About pycodestyle

from the package's own PyPI description — quoted content, verbatim

pycodestyle (formerly called pep8) - Python style guide checker

.. image:: https://github.com/PyCQA/pycodestyle/actions/workflows/main.yml/badge.svg :target: https://github.com/PyCQA/pycodestyle/actions/workflows/main.yml :alt: Build status

.. image:: https://readthedocs.org/projects/pycodestyle/badge/?version=latest :target: https://pycodestyle.pycqa.org :alt: Documentation Status

.. image:: https://img.shields.io/pypi/wheel/pycodestyle.svg :target: https://pypi.org/project/pycodestyle/ :alt: Wheel Status

.. image:: https://badges.gitter.im/PyCQA/pycodestyle.svg :alt: Join the chat at https://gitter.im/PyCQA/pycodestyle :target: https://gitter.im/PyCQA/pycodestyle?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge

pycodestyle is a tool to check your Python code against some of the style conventions in PEP 8_.

.. _PEP 8: http://www.python.org/dev/peps/pep-0008/

.. note::

This package used to be called ``pep8`` but was renamed to ``pycodestyle``
to reduce confusion. Further discussion can be found `in the issue where
Guido requested this...

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