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gh-51067: Add remove() and repack() to ZipFile - #134627

Merged

gpshead merged 88 commits into

python:mainfrom

danny0838:gh-51067-2

Jun 20, 2026

Merged

gh-51067: Add remove() and repack() to ZipFile#134627
gpshead merged 88 commits into
python:mainfrom
danny0838:gh-51067-2

Commits on May 24, 2025
- Add `remove()` and `repack()` to `ZipFile`
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- 📜🤖 Added by blurb_it.
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- Fix and optimize test code
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- Handle common setups with `setUpClass`
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- Add tests for mode `w` and `x` for `remove()`
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Commits on May 25, 2025
- Introduce `_calc_initial_entry_offset` and refactor
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- Optimize `_calc_initial_entry_offset` by introducing cache
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- Introduce `_validate_local_file_entry` and refactor
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- Introduce `_debug` and refactor
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- Introduce `_move_entry_data` and rework chunk_size passing
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- Refactor `_validate_local_file_entry`
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- Add `strict_descriptor` option
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- Fix and improve validation tests
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- Remove obsolete NameToInfo updating
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- Use `zinfo` rather than `info`
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- Raise on overlapping file blocks
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- Rework writing protection
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- Update doc
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Commits on May 26, 2025
- Fix typo
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- Add test for bytes between file entries
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- Check `testzip()` after zip file closed
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- Support `repack(removed)`
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- Fix bytes between entries be removed when `removed` is passed
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- Fix bad test code
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Commits on May 27, 2025
- Revise docstring
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Commits on May 28, 2025
- Add `tearDown` for tests
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- Rename methods and parameters
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Commits on May 29, 2025
- Adjust parameter order
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- Optimize code and revise comment
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Commits on May 30, 2025
- Improve debug for `_ZipRepacker.repack()`
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- Rework `_validate_local_file_entry_sequence` to return size or None
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- Rework `_validate_local_file_entry_sequence` to allow passing no `checked_offsets`
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- Introduce `_scan_data_descriptor_no_sig_by_decompression`
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- Strip only entries immediately following a referenced entry
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- Adjust method names
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- Add memory usage test
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- Fix rst
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Commits on Jun 1, 2025
- Optimize code
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- Fix and optimize `_iter_scan_signature`
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- Fix `_scan_data_descriptor`
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- Fix and optimize `_scan_data_descriptor_no_sig`
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- Rename `_trace_compressed_block_end`
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- Fix `_scan_data_descriptor_no_sig_by_decompression`
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- Add tests for `_ZipRepacker`
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- Remove unneeded import
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- Add requirements
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- Fix `_scan_data_descriptor_no_sig_by_decompression` when library not available
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- Test with pre-calculated CRC
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- Remove unneeded import
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- Fix and optimize `repack`
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Commits on Jun 14, 2025
- Remove unneeded catch type
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- Patch more explicitly
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- Remove unneeded variables
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- Improve dependency check for decompression tests
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- Refactor and optimize `RepackHelperMixin`
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Commits on Jun 20, 2025
- Update NEWS
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- Sync with danny0838/zipremove@1691ca25bf971cf1e45d5ed7d22c512636f20cb8
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- Revise NEWS
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Commits on Jun 21, 2025
- Sync with danny0838/zipremove@1843d87b70e6cb129fb55446eaf4486a87d2af4d
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- Fix timezone related timestamp issue
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Commits on Jun 22, 2025
- Simplify tests with data descriptors
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Commits on Jun 23, 2025
- Sync with danny0838/zipremove@e79042768f3c2541e0226f6bed3a9ff2ee04fac0
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Commits on Jun 24, 2025
- Sync with danny0838/zipremove@87bcdb50411a355d24c35f31dcbe4273c0568cf8
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Commits on Jun 25, 2025
- Sync with danny0838/zipremove@6a78bd15de87afde510f8a1b6364365c6e17f252
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Commits on Jun 27, 2025
- Sync with danny0838/zipremove@092f98b4d7b3a0cd335fe4ba64e7090ebb3dc6da
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Commits on Jun 28, 2025
- Revise doc for `repack`
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Commits on Jun 29, 2025
- Revise doc for `remove`
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- Update `data_offset`
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Commits on Jul 1, 2025
- Revise doc for `repack`
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Commits on Jul 2, 2025
- Revise doc for `repack`
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Commits on Jul 3, 2025
- Sync with danny0838/zipremove@8bedf7c9b891acadc3393d2f1267b78bd9b5a49a
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Commits on Jul 22, 2025
- Sync with danny0838/zipremove@86a240bf019fe9212b1e72c963306186163fb8b8
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Commits on Jun 20, 2026
- Sync with danny0838/zipremove@8ad341bdd28a78033d7111a0532cb4714349aee3
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- Merge remote-tracking branch 'origin/main' into gh-51067-2
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- docs: clarify unspecified multiple entry removal, suggest ZipInfo
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- whatsnew entry
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- gh-51067: Default ZipFile.repack() to strict_descriptor=True
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- gh-51067: Document reliable space reclamation in ZipFile.repack()
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- gh-51067: Bound _validate_local_file_entry to the scanned gap
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- gh-51067: Guard _copy_bytes against short reads
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- gh-51067: Spell out ZipFile.repack() keyword arguments
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- gh-51067: Move NEWS entry to Library section
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- gh-51067: Fix docstring typos in _ZipRepacker
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- gh-51067: Drop unreachable struct.error handler in no-sig DD scan
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- gh-51067: Use io.DEFAULT_BUFFER_SIZE in no-sig DD scan
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- gh-51067: Replace ComparableZipInfo class with a function
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- gh-51067: Add _REPACK_CHUNK_SIZE constant
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- gh-51067: Add tests for entry-size overshoot and _copy_bytes EOF
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gh-51067: Add `remove()` and `repack()` to `ZipFile` by danny0838 · Pull Request #134627 · python/cpython · GitHub

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gh-51067: Add remove() and repack() to ZipFile - #134627

gh-51067: Add remove() and repack() to ZipFile#134627gpshead merged 88 commits intopython:mainpython/cpython:mainfrom danny0838:gh-51067-2danny0838/cpython:gh-51067-2Copy head branch name to clipboard

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gh-51067: Add remove() and repack() to ZipFile#134627
gpshead merged 88 commits into
python:mainfrom
danny0838:gh-51067-2