Skip to main content
pytest
https://img.shields.io/pypi/v/pytest.svg https://img.shields.io/conda/vn/conda-forge/pytest.svg https://img.shields.io/pypi/pyversions/pytest.svg Code coverage Status https://travis-ci.org/pytest-dev/pytest.svg?branch=master https://ci.appveyor.com/api/projects/status/mrgbjaua7t33pg6b?svg=true https://img.shields.io/badge/code%20style-black-000000.svg https://www.codetriage.com/pytest-dev/pytest/badges/users.svg

The pytest framework makes it easy to write small tests, yet scales to support complex functional testing for applications and libraries.

An example of a simple test:

# content of test_sample.py
def inc(x):
    return x + 1


def test_answer():
    assert inc(3) == 5

To execute it:

$ pytest
============================= test session starts =============================
collected 1 items

test_sample.py F

================================== FAILURES ===================================
_________________________________ test_answer _________________________________

    def test_answer():
>       assert inc(3) == 5
E       assert 4 == 5
E        +  where 4 = inc(3)

test_sample.py:5: AssertionError
========================== 1 failed in 0.04 seconds ===========================

Due to pytest’s detailed assertion introspection, only plain assert statements are used. See getting-started for more examples.

Features

  • Detailed info on failing assert statements (no need to remember self.assert* names);

  • Auto-discovery of test modules and functions;

  • Modular fixtures for managing small or parametrized long-lived test resources;

  • Can run unittest (or trial), nose test suites out of the box;

  • Python 2.7, Python 3.4+, PyPy 2.3, Jython 2.5 (untested);

  • Rich plugin architecture, with over 315+ external plugins and thriving community;

Documentation

For full documentation, including installation, tutorials and PDF documents, please see https://docs.pytest.org/en/latest/.

Bugs/Requests

Please use the GitHub issue tracker to submit bugs or request features.

Changelog

Consult the Changelog page for fixes and enhancements of each version.

License

Copyright Holger Krekel and others, 2004-2018.

Distributed under the terms of the MIT license, pytest is free and open source software.

Release files for pytest 3.10.1

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for pytest 3.10.1
File Size Uploaded
pytest-3.10.1.tar.gz 892.4 kB Details

Built distribution (wheel)

Table of built distributions (wheels) for pytest 3.10.1
File Interpreter ABI Platform
pytest-3.10.1-py2.py3-none-any.whl Python 3, Python 2 none any Details

Total release size: 1.1 MB

Release files / pytest-3.10.1.tar.gz

Download URL pytest-3.10.1.tar.gz
Size 892.4 kB
Tags Source
SHA-256 checksum
How to use checksums
e246cf173c01169b9617fc07264b7b1316e78d7a650055235d6d897bc80d9660
BLAKE2b-256 checksum
How to use checksums
b59637011e484665fab8b51add4f707d2aa28f1a06c68dd1c8a50e03551693b3
Upload date
Uploaded using Trusted Publishing?
What is trusted publishing?
No
Uploaded via twine/1.12.1 pkginfo/1.4.2 requests/2.20.1 setuptools/40.5.0 requests-toolbelt/0.8.0 tqdm/4.28.1 CPython/3.6.3

Release files / pytest-3.10.1-py2.py3-none-any.whl

Download URL pytest-3.10.1-py2.py3-none-any.whl
Size 216.9 kB
Tags Python 2 Python 3
SHA-256 checksum
How to use checksums
3f193df1cfe1d1609d4c583838bea3d532b18d6160fd3f55c9447fdca30848ec
BLAKE2b-256 checksum
How to use checksums
5794305477fb977546970a3464c21b63c6800df6705384af2978b89acccfb151
Upload date
Uploaded using Trusted Publishing?
What is trusted publishing?
No
Uploaded via twine/1.12.1 pkginfo/1.4.2 requests/2.20.1 setuptools/40.5.0 requests-toolbelt/0.8.0 tqdm/4.28.1 CPython/3.6.3

Release history Release notifications | RSS feed

9.1.1

2 release files

9.1.0

2 release files

9.0.3

2 release files

9.0.2

2 release files

9.0.1

2 release files

9.0.0

2 release files

8.4.2

2 release files

8.4.1

2 release files

8.4.0

2 release files

8.3.5

2 release files

8.3.4

2 release files

8.3.3

2 release files

8.3.2

2 release files

8.3.1

2 release files

8.3.0

2 release files

8.2.2

2 release files

8.2.1

2 release files

8.2.0

2 release files

8.1.2

2 release files

8.1.1

2 release files

8.1.0

2 release files

8.0.2

2 release files

8.0.1

2 release files

8.0.0

2 release files

7.4.4

2 release files

7.4.3

2 release files

7.4.2

2 release files

7.4.1

2 release files

7.4.0

2 release files

7.3.2

2 release files

7.3.1

2 release files

7.3.0

2 release files

7.2.2

2 release files

7.2.1

2 release files

7.2.0

2 release files

7.1.3

2 release files

7.1.2

2 release files

7.1.1

2 release files

7.1.0

2 release files

7.0.1

2 release files

7.0.0

2 release files

6.2.5

2 release files

6.2.4

2 release files

6.2.3

2 release files

6.2.2

2 release files

6.2.1

2 release files

6.2.0

2 release files

6.1.2

2 release files

6.1.1

2 release files

6.1.0

2 release files

6.0.2

2 release files

6.0.1

2 release files

6.0.0

2 release files

5.4.3

2 release files

5.4.2

2 release files

5.4.1

2 release files

5.4.0

2 release files

5.3.5

2 release files

5.3.4

2 release files

5.3.3

2 release files

5.3.2

2 release files

5.3.1

2 release files

5.3.0

2 release files

5.2.4

2 release files

5.2.3

2 release files

5.2.2

2 release files

5.2.1

2 release files

5.2.0

2 release files

5.1.3

2 release files

5.1.2

2 release files

5.1.1

2 release files

5.1.0

2 release files

5.0.1

2 release files

5.0.0

2 release files

4.6.9

2 release files

4.6.8

2 release files

4.6.7

2 release files

4.6.6

2 release files

4.6.5

2 release files

4.6.4

2 release files

4.6.3

2 release files

4.6.2

2 release files

4.6.1

2 release files

4.6.0

2 release files

4.5.0

2 release files

4.4.2

2 release files

4.4.1

2 release files

4.4.0

2 release files

4.3.1

2 release files

4.3.0

2 release files

4.2.1

2 release files

4.2.0

2 release files

4.1.1

2 release files

4.1.0

2 release files

4.0.2

2 release files

4.0.1

2 release files

4.0.0

2 release files

This release

3.10.1 This release

2 release files

3.9.3

2 release files

3.9.2

2 release files

3.9.1

2 release files

3.8.2

2 release files

3.8.1

2 release files

3.8.0

2 release files

3.7.4

2 release files

3.7.3

2 release files

3.7.2

2 release files

3.7.1

2 release files

3.7.0

2 release files

3.6.4

2 release files

3.6.3

2 release files

3.6.2

2 release files

3.6.1

2 release files

3.6.0

2 release files

3.5.1

2 release files

3.5.0

2 release files

3.4.2

2 release files

3.4.1

2 release files

3.4.0

2 release files

3.3.2

2 release files

3.3.1

2 release files

3.3.0

2 release files

3.2.5

2 release files

3.2.4

2 release files

3.2.3

2 release files

3.2.2

2 release files

3.2.1

2 release files

3.2.0

2 release files

3.1.3

2 release files

3.1.2

2 release files

3.1.1

2 release files

3.1.0

2 release files

3.0.7

2 release files

3.0.6

2 release files

3.0.5

2 release files

3.0.4

2 release files

3.0.3

2 release files

3.0.2

2 release files

3.0.1

2 release files

3.0.0

2 release files

2.9.2

2 release files

2.9.1

2 release files

2.9.0

2 release files

2.8.7

2 release files

2.8.6

2 release files

2.8.5

2 release files

2.8.4

2 release files

2.8.3

2 release files

2.8.2

2 release files

2.8.1

2 release files

2.8.0

2 release files

2.7.3

2 release files

2.7.2

2 release files

2.7.1

2 release files

2.7.0

1 release file

2.6.4

1 release file

2.6.3

1 release file

2.6.2

1 release file

2.6.1

1 release file

2.6.0

1 release file

2.5.2

1 release file

2.5.1

1 release file

2.5.0

1 release file

2.4.2

1 release file

2.4.1

1 release file

2.4.0

1 release file

2.3.5

1 release file

2.3.4

1 release file

2.3.3

1 release file

2.3.2

1 release file

2.3.1

1 release file

2.3.0

1 release file

2.2.4

1 release file

2.2.3

1 release file

2.2.2

1 release file

2.2.1

1 release file

2.2.0

1 release file

2.1.3

1 release file

2.1.2

1 release file

2.1.1

1 release file

2.1.0

1 release file

2.0.3

1 release file

2.0.2

1 release file

2.0.1

1 release file

2.0.0

1 release file

Anthropic, PBC Visionary sponsor Bloomberg Visionary sponsor Hudson River Trading Visionary sponsor Meta Visionary sponsor NVIDIA Visionary sponsor Microsoft Sustainability sponsor Depot Continuous Integration AWS Cloud computing and Security Sponsor Datadog Monitoring Fastly CDN Google Download Analytics Sentry Error logging StatusPage Status page