Py7zr Changelog

All notable changes to this project will be documented in this file.

Unreleased

v1.1.2

Security

  • security: fix Zip-Slip vulnerability by symlink

Removed

  • Remove Code of Conduct from repository.

Changed

  • remove unused _lzma imports

v1.1.1

Fixed

  • fix: default unix file attributes with proper permissions (#705)

Changed

v1.1.0

  • Same as v1.1.0rc4

v1.1.0rc4

Changed

  • CI: Ensure nearest tag is fetched in publish-to-pypi workflow

  • Streamlined pypi source package by pruning docs, tests and utils

v1.1.0rc2

Changed

  • CI: update workflows (#695,#696,#697,#698,#692)

  • Update tox configuration with TOML native (#689)

  • Type hint syntax for Python 3.10 and later (#690)

Document

  • README: Minimum & Recommended Python/PyPY versions (#700)

v1.1.0rc1

Security

Added

  • Support Python 3.14

Changed

  • CI: update target Python versions, GitHub Actions configurations

  • dependency: pyppmd@1.3.0, pybcj@1.0.6, inflate64@1.0.4

  • use stdlib for Zstandard support instead of pyzstd (#682)

  • fix(is_7zfile): accept any path-like instead of just pathlib.Path (#663)

  • Accept IO[bytes] instead of BinaryIO (#661)

  • Document: Fix WriterFactory example (#660)

  • getInfo() returns FileInfo object (#676)

  • make FileInfo and ArchiveInfo dataclasses (#678)

Removed

  • Drop support for Python 3.9 (#691)

v1.0.0

  • Celebrating the official 1.0.0 release!

Changed

  • CI: check on Linux on ARM64 with GitHub hosted ARM64 runner.

  • Improve issue report template

  • Remove Travis-CI button from Documentation

v1.0.0rc3

Fixed

  • Adjust MANIFEST.in

  • Fix installation on python 3.13 by allowing pyppmd 1.2.0

Changed

  • CI: update aarch64 tests on Ubuntu 24.04

v1.0.0rc2

There is big incompatible change after -rc1 version.

Removed

  • Remove SevenZipFile.read() and SevenZipFile.readall() (#620) This confuse users to use as same as ZipFile method, but not the same. Using this method can easily exhaust a machine memory.

Added

  • Add factory parameter that takes WriterFactory object which provides an object that implements Py7zIO interface. (#620) This allow user to interact with Py7zr for large archives. (#620)

Deprecated

  • deprecation for writed method

Changed

  • Minimum required Python version to be Python 3.9 (#619)

  • Support Python 3.13 (#619)

    • Remove code paths that checked for python versions less than 3.9

  • Update CI/GitHub Actions(#619)

    • Drops 3.8 and adds 3.13 to the test matrix

    • Update all the GitHub actions to their latest versions

    • Upgrade aarch64 from ubuntu20.04+py39 to ubuntu22.04+py310.

  • Replace old style strings with f-strings(#619)

  • Replace typing.List (and similar) with their standard equivalent(#619)

v1.0.0-rc1

Changed

v0.22.0

Added

  • Add mode “x” for SevenZipFile (#588)

  • Add SevenZipFile#namelist method (#600)

Fixed

  • Append mode on non-existent files (#604)

  • Fix NUMBER encoding of integer when 8 bytes(#591)

Changed

  • Minimum required Python version to be Python 3.8 (#601)

  • Remove pyannotate from pyproject.toml (#598)

Document

  • Update user guide (#596)

v0.21.1

Fixed

  • Follow shutil.register_unpack_format() convention of raising a ReadError when the library cannot handle a file (#583)

  • ensure unpack_7zarchive closes the archive (#584)

  • 64bit OS detection (#580)

Added

  • Add recursive sub-directories and files extraction (#585)

Changed

  • check targets argument type for read and extract method (#577)

  • Treat zero byte stream as a file (#551)