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Get the version of Python by which the file was compiled
#!/usr/bin/evn python
# -*- coding: utf8 -*-
import os
import struct
magics = {
20121: 'Python 1.5.x',
50428: 'Python 1.6',
50823: 'Python 2.0.x',
60202: 'Python 2.1.x',
60717: 'Python 2.2',
62011: 'Python 2.3a0',
62021: 'Python 2.3a0',
62041: 'Python 2.4a0',
62051: 'Python 2.4a3',
62061: 'Python 2.4b1',
62071: 'Python 2.5a0',
62081: 'Python 2.5a0',
62091: 'Python 2.5a0',
62092: 'Python 2.5a0',
62101: 'Python 2.5b3',
62111: 'Python 2.5b3',
62121: 'Python 2.5c1',
62131: 'Python 2.5c2',
62151: 'Python 2.6a0',
62161: 'Python 2.6a1',
62171: 'Python 2.7a0',
62181: 'Python 2.7a0',
62191: 'Python 2.7a0',
62201: 'Python 2.7a0',
62211: 'Python 2.7a0',
3000: 'Python 3000',
3010: 'Python 3000',
3020: 'Python 3000',
3030: 'Python 3000',
3040: 'Python 3000',
3050: 'Python 3000',
3060: 'Python 3000',
3061: 'Python 3000',
3071: 'Python 3000',
3081: 'Python 3000',
3091: 'Python 3000',
3101: 'Python 3000',
3103: 'Python 3000',
3111: 'Python 3.0a4',
3131: 'Python 3.0a5',
3141: 'Python 3.1a0',
3151: 'Python 3.1a0',
3160: 'Python 3.2a0',
3170: 'Python 3.2a1',
3180: 'Python 3.2a2',
3190: 'Python 3.3a0',
3200: 'Python 3.3a0',
3210: 'Python 3.3a0',
3220: 'Python 3.3a1',
3230: 'Python 3.3a4',
3250: 'Python 3.4a1',
3260: 'Python 3.4a1',
3270: 'Python 3.4a1',
3280: 'Python 3.4a1',
3290: 'Python 3.4a4',
3300: 'Python 3.4a4',
3310: 'Python 3.4rc2',
3320: 'Python 3.5a0',
3330: 'Python 3.5b1',
3340: 'Python 3.5b2',
3350: 'Python 3.5b2',
3360: 'Python 3.6a0',
3361: 'Python 3.6a0',
}
def get_compiled_file_python_version(filename):
"""
Get the version of Python by which the file was compiled
"""
name, ext = os.path.splitext(filename)
if ext not in ['.pyc', '.pyo']:
print 'Please select *.pyc or *.pyo files'
return ''
if not os.path.isfile(filename):
print 'File "%s" doesn\'t exist' % filename
return ''
with open(filename, 'rb') as f:
magic = f.read(4)
magic_data = struct.unpack('H2B', magic)
python_version = magics.get(magic_data[0], '')
if magic_data[1:] != (13, 10):
print 'Wrong magic bytes: %s' % magic.encode('hex')
return ''
if not python_version:
print 'Unknown Python version or wrong magic bytes'
return python_version
def main():
print '===================================================================='
filename = 'test.pyc'
python_version = get_compiled_file_python_version(filename)
if python_version:
print 'File "%s" is compiled with: %s' % (filename, python_version)
print '===================================================================='
if __name__ == '__main__':
main()
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