On Apr 22, 5:12 pm, Chris Rebert <c... at rebertia.com> wrote: > [Mildly educated guess after scanninghttps://github.com/fancycode/pylzma/blob/master/py7zlib.py]: >> It's likely a Unix timestamp. Perhaps try > datetime.datetime.utcfromtimestamp() or > datetime.datetime.fromtimestamp() ?http://docs.python.org/library/datetime.html#datetime.datetime.utcfro...http://docs.python.org/library/datetime.html#datetime.datetime.fromti... > Thanks for the reply! but lastwritetime contains 64bit value and function datetime.fromtimestamp an error (timestamp out of range for platform time_t), I tried to take only the upper 32bit, but it does not correspond to the actual date file... for example: >>> f.header.files.files[0]['lastwritetime'] 14620470108690448384L real date: 2010年04月28日 06:22:20