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PyPI · #1497 most downloaded on PyPI
Pure python 7-zip library
Last release 3 months ago
19 Jun 2026
Ships fairly regularly
a new release about every 4 months
Some releases are documented
notes for 24 of the last 60 stable releases
27 versions withdrawn
withdrawn after publishing
7 years old
165 releases · first in 2019
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User can extract selected files with 'extract()' method.
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One column per quarter.
Fix _is_solid() method to return correct result.
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Add support for compression. You can compress files from command line ` $ 7zr w target.7z src/ or from API, archive = SevenZipFile('target.7z', 'w') a
$ 7zr w target.7z src/
or from API,
archive = SevenZipFile('target.7z', 'w')
archive.writeall('./')
archive.close()
Release v0.5 is as same as v0.5rc3.
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Fix broken archive when there are many directories to compress.
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Now enables support for making an archive.
Now enables support for making an archive.
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Fix issues and support compression with multiple files.
Full support for compression
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Fix rare case to fail os.mkdir() when concurrent task do same in time.
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API change: list method returns list of FileInfo object.
Use seek and truncate when padding is necessary.
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A new release include feature to extract files in concurrent way if capable. It will boost decompression performance for archive which has many files.
A new release include feature to extract files in concurrent way if capable. It will boost decompression performance for archive which has many files.
First release of py7zr which is working basically for decompression.
First release of py7zr which is working basically for decompression.
There are some limitations.
There is no option to control overwrite.
There are unsupported compression algorithms which is not supported by python core.
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