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ENH: compress pdf files merging identical objects #2795

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merged 19 commits into from
Aug 13, 2024

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add compress_identical_objects()
discovered in #2728
closes #2794
closes #2768

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codecov bot commented Aug 11, 2024

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.84%. Comparing base (a9758ae) to head (361a291).

Additional details and impacted files
@@            Coverage Diff             @@
##             main    #2795      +/-   ##
==========================================
+ Coverage   95.38%   95.84%   +0.46%     
==========================================
  Files          51       51              
  Lines        8517     8523       +6     
  Branches     1696     1692       -4     
==========================================
+ Hits         8124     8169      +45     
+ Misses        243      209      -34     
+ Partials      150      145       -5     

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@stefan6419846 stefan6419846 merged commit cf7fcfd into py-pdf:main Aug 13, 2024
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@pubpub-zz pubpub-zz mentioned this pull request Sep 15, 2024
pubpub-zz added a commit that referenced this pull request Sep 17, 2024
## Version 5.0.0, 2024-09-15

This version drops support for Python 3.7 (not maintained since July 2023), PdfMerger (use PdfWriter instead) and AnnotationBuilder (use annotations instead).


### Deprecations (DEP)
- Remove the deprecated PfdMerger and AnnotationBuilder classes and other deprecations cleanup (#2813)
- Drop Python 3.7 support (#2793)

### New Features (ENH)
- Add capability to remove /Info from PDF (#2820)
- Add incremental capability to PdfWriter (#2811)
- Add UniGB-UTF16 encodings (#2819)
- Accept utf strings for metadata (#2802)
- Report PdfReadError instead of RecursionError (#2800)
- Compress PDF files merging identical objects (#2795)

### Bug Fixes (BUG)
- Fix sheared image (#2801)

### Robustness (ROB)
- Robustify .set_data() (#2821)
- Raise PdfReadError when missing /Root in trailer (#2808)
- Fix extract_text() issues on damaged PDFs (#2760)
- Handle images with empty data when processing an image from bytes (#2786)

### Developer Experience (DEV)
- Fix coverage uploads (#2832)
- Test against Python 3.13 (#2776)


[Full Changelog](4.3.1...5.0.0)
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ENH: compress PDF merging identical objects merge_page increases file size of resulting pdf superlinearly
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