Benoit Chesneau 56abeaf105 fix: unreader.unread() now prepends data to buffer
The unread method was incorrectly appending data to the end of the
buffer instead of prepending it to the beginning. This caused issues
when reading partial data and then unreading it.

Closes #2915
Closes #2346
2026-01-23 11:39:05 +01:00
2026-01-23 01:20:03 +01:00
2026-01-23 01:20:03 +01:00
2024-04-17 01:13:23 +02:00
2026-01-23 01:20:03 +01:00
2024-08-12 16:00:56 +02:00
2024-04-17 01:13:23 +02:00
2026-01-23 01:20:03 +01:00

Gunicorn
========

.. image:: https://img.shields.io/pypi/v/gunicorn.svg?style=flat
    :alt: PyPI version
    :target: https://pypi.python.org/pypi/gunicorn

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    :alt: Supported Python versions
    :target: https://pypi.python.org/pypi/gunicorn

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    :alt: Build Status
    :target: https://github.com/benoitc/gunicorn/actions/workflows/tox.yml

Gunicorn 'Green Unicorn' is a Python WSGI HTTP Server for UNIX. It's a pre-fork
worker model ported from Ruby's Unicorn_ project. The Gunicorn server is broadly
compatible with various web frameworks, simply implemented, light on server
resource usage, and fairly speedy.

**New in v24**: Native ASGI support (beta) for async frameworks like FastAPI!

Quick Start
-----------

.. code-block:: bash

    pip install gunicorn
    gunicorn myapp:app --workers 4

For ASGI applications (FastAPI, Starlette):

.. code-block:: bash

    gunicorn myapp:app --worker-class asgi

Features
--------

- WSGI support for Django, Flask, Pyramid, and any WSGI framework
- **ASGI support** (beta) for FastAPI, Starlette, Quart
- uWSGI binary protocol for nginx integration
- Multiple worker types: sync, gthread, gevent, eventlet, asgi
- Graceful worker process management
- Compatible with Python 3.12+

Documentation
-------------

Full documentation at https://gunicorn.org

- `Quickstart <https://gunicorn.org/quickstart/>`_
- `Configuration <https://gunicorn.org/configure/>`_
- `Deployment <https://gunicorn.org/deploy/>`_
- `Settings Reference <https://gunicorn.org/reference/settings/>`_

Community
---------

- Report bugs on `GitHub Issues <https://github.com/benoitc/gunicorn/issues>`_
- Chat in `#gunicorn`_ on `Libera.chat`_
- See `CONTRIBUTING.md <CONTRIBUTING.md>`_ for contribution guidelines

License
-------

Gunicorn is released under the MIT License. See the LICENSE_ file for details.

.. _Unicorn: https://bogomips.org/unicorn/
.. _`#gunicorn`: https://web.libera.chat/?channels=#gunicorn
.. _`Libera.chat`: https://libera.chat/
.. _LICENSE: https://github.com/benoitc/gunicorn/blob/master/LICENSE
Description
gunicorn 'Green Unicorn' is a WSGI HTTP Server for UNIX, fast clients and sleepy applications.
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