v8.1.0

New Features

• Enable brotli decompression if available (via brotli, brotlipy or brotlicffi) (#620) - thanks @immerrr

Bug Fixes

• Fix aiohttp allowing both data and json arguments when one is None (#624) - thanks @leorochael
• Fix usage of io-like interface with VCR.py (#906) - thanks @tito and @kevdevg

Other Changes

• Migrate to declarative Python package config (#767) - thanks @deronnax
• Various linting fixes - thanks @jairhenrique
• CI: bump actions/checkout from 5 to 6 (#955)

Full Changelog: v8.0.0...v8.1.0

v8.0.0

Breaking Changes

• Drop support for Python 3.9 - thanks @jairhenrique
• Drop support for urllib3 < 2 - fixes CVE warnings from urllib3 1.x (#926, #880) - thanks @jairhenrique

New Features

• New drop_unused_requests option to remove unused interactions from cassettes (#763) - thanks @danielnsilva

Bug Fixes

• Rewrite httpx support to patch httpcore instead of httpx (#943) - thanks @seowalex
  • Fixes httpx.ResponseNotRead exceptions (#832, #834)
  • Fixes KeyError: 'follow_redirects' (#945)
  • Adds support for custom httpx transports
• Fix HTTPS proxy handling - proxy address no longer ends up in cassette URIs (#809, #914) - thanks @alga
• Fix iscoroutinefunction deprecation warning on Python 3.14 - thanks @kloczek

Other Changes

• Only log message if response is appended - thanks @talfus-laddus
• Optimize urllib.parse calls - thanks @Martin-Brunthaler
• Fix CI for Ubuntu 24.04 - thanks @hartwork
• Various CI improvements: migrate to uv, update GitHub Actions - thanks @jairhenrique
• Various linting and test improvements - thanks @jairhenrique and @hartwork

Full Changelog: v7.0.0...v8.0.0

v7.0.0

What's Changed

- Drop support for python 3.8 (major version bump) - thanks @jairhenrique
- Various linting and test fixes - thanks @jairhenrique
- Bugfix for urllib2>=2.3.0 - missing version_string (#888)
- Bugfix for asyncio.run - thanks @alekeik1

New Contributors

• @exslim made their first contribution in #889
• @alekseik1 made their first contribution in #886

v6.0.2

• Ensure body is consumed only once (#846) - thanks @sathieu
• Permit urllib3 2.x for non-PyPy Python >=3.10
• Fix typos in test commands - thanks @chuckwondo
• Several test and workflow improvements - thanks @hartwork and @graingert

v6.0.1

Bugfix with to Tornado cassette generator (thanks @graingert)

v6.0.0

• BREAKING: Fix issue with httpx support (thanks @parkerhancock) in #784. NOTE: You may have to recreate some of your cassettes produced in previous releases due to the binary format being saved incorrectly in previous releases
• BREAKING: Drop support for boto (vcrpy still supports boto3, but is dropping the deprecated boto support in this release. (thanks @jairhenrique)
• Fix compatibility issue with Python 3.12 (thanks @hartwork)
• Drop simplejson (fixes some compatibility issues) (thanks @jairhenrique)
• Run CI on Python 3.12 and PyPy 3.9-3.10 (thanks @mgorny)
• Various linting and docs improvements (thanks @jairhenrique)
• Tornado fixes (thanks @graingert)

v5.1.0

• Use ruff for linting (instead of current flake8/isort/pyflakes) - thanks @jairhenrique
• Enable rule B (flake8-bugbear) on ruff - thanks @jairhenrique
• Configure read the docs V2 - thanks @jairhenrique
• Fix typo in docs - thanks @quasimik
• Make json.loads of Python >=3.6 decode bytes by itself - thanks @hartwork
• Fix body matcher for chunked requests (fixes #734) - thanks @hartwork
• Fix query param filter for aiohttp (fixes #517) - thanks @hartwork and @salomvary
• Remove unnecessary dependency on six. - thanks @charettes
• build(deps): update sphinx requirement from <7 to <8 - thanks @jairhenrique
• Add action to validate docs - thanks @jairhenrique
• Add editorconfig file - thanks @jairhenrique
• Drop iscoroutinefunction fallback function for unsupported python thanks @jairhenrique

v5.0.0

• BREAKING CHANGE: Drop support for Python 3.7. 3.7 is EOL as of 6/27/23 Thanks @jairhenrique
• BREAKING CHANGE: Custom Cassette persisters no longer catch ValueError. If you have implemented a custom persister (has anyone implemented a custom persister? Let us know!) then you will need to throw a CassetteNotFoundError when unable to find a cassette. See #681 for discussion and reason for this change. Thanks @amosjyng for the PR and the review from @hartwork

v4.4.0

• HUGE thanks to @hartwork for all the work done on this release!
• Bring vcr/unittest in to vcrpy as a full feature of vcr instead of a separate library. Big thanks to @hartwork for doing this and to @agriffis for originally creating the library
• Make decompression robust towards already decompressed input (thanks @hartwork)
• Bugfix: Add read1 method (fixes compatibilitywith biopython), thanks @mghantous
• Bugfix: Prevent filters from corrupting request (thanks @abramclark)
• Bugfix: Add support for response.raw.stream() to fix urllib v2 compat
• Bugfix: Replace assert with raise AssertionError: fixes support for PYTHONOPTIMIZE=1
• Add pytest.mark.online to run test suite offline, thanks @jspricke
• use python3 and pip3 binaries to ease debian packaging (thanks @hartwork)
• Add codespell (thanks @mghantous)

v4.3.1

Support urllib3 v1 and v2. NOTE: there is an issue running urllib3 v2 on Python older than 3.10, so this is currently blocked in the requirements.
Hopefully we can resolve this situation in the future. Thanks to @shifqu, @hartwork, @jairhenrique, @pquentin, and @vEpiphyte for your work on this.