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CPython's bug in feature that nobody uses Chiu-Hsiang Hsu [email protected]

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nickname : dv (currently) undergraduate student

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CPython the de-facto reference Python implementation

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tarfile module to r/w tar archives include those using gzip, bz2, lzma compression

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tarfile module add CLI since Python 3.4

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It’s similar to “tar” command in Unix-like system

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Comparison tarfile module python -m tarfile -c files.tar files/ python -m tarfile -c files.tar.gz files/ python -m tarfile -c files.tar.bz2 files/ python -m tarfile -c files.tar.xz files/ tar command tar cf files.tar files/ tar zcf files.tar.gz files/ tar jcf files.tar.bz2 files/ tar Jcf files.tar.xz files/

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tarfile module can choose compression algorithm automatically, but tar command can’t

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seems a little bit smarter ?

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But

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It’s broken :(

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It won’t use any compression algorithm !!! ? ? ?

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No content

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tarfile.py with bug without bug

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tarfile.py with bug without bug

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I hate (love) those dot

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fix in CPython 3.4.4 and 3.5

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fix in CPython 3.4.4 and 3.5 but who cares this feature XD ?