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primiano/zip_offsets.py

Last active June 2, 2017 17:46
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Dumps offsets of files within a zip file
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zip_offsets.py
import zipfile, sys
zip = zipfile.ZipFile(sys.argv[1])
for f in zip.infolist():
# I have no idea about the +2 but observed experimentally that it gets us
# to the right place.
print('%-16x %-10d %s' % (f.header_offset + len(f.FileHeader()) + 2, f.compress_size, f.filename))
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