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python
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python
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#------------------------------------------------------------------------------
# $File: python,v 1.45 2022/07/24 23:59:37 christos Exp $
# python: file(1) magic for python
#
# Outlook puts """ too for urgent messages
# From: David Necas <yeti@physics.muni.cz>
# often the module starts with a multiline string
0 string/t """ Python script text executable
# MAGIC as specified in Python/import.c (1.0 to 3.7)
# and in Lib/importlib/_bootstrap_external.py (3.5+)
# two bytes of magic followed by "\r\n" in little endian order
0 belong 0x02099900 python 1.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x03099900 python 1.1/1.2 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x892e0d0a python 1.3 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x04170d0a python 1.4 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x994e0d0a python 1.5 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xfcc40d0a python 1.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xfdc40d0a python 1.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x87c60d0a python 2.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x88c60d0a python 2.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x2aeb0d0a python 2.1 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x2beb0d0a python 2.1 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x2ded0d0a python 2.2 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x2eed0d0a python 2.2 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x3bf20d0a python 2.3 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x3cf20d0a python 2.3 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x45f20d0a python 2.3 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x59f20d0a python 2.4 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x63f20d0a python 2.4 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x6df20d0a python 2.4 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x6ef20d0a python 2.4 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x77f20d0a python 2.5 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x81f20d0a python 2.5 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x8bf20d0a python 2.5 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x8cf20d0a python 2.5 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x95f20d0a python 2.5 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x9ff20d0a python 2.5 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xa9f20d0a python 2.5 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xb3f20d0a python 2.5 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xb4f20d0a python 2.5 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xc7f20d0a python 2.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xd1f20d0a python 2.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xd2f20d0a python 2.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xdbf20d0a python 2.7 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xe5f20d0a python 2.7 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xeff20d0a python 2.7 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xf9f20d0a python 2.7 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x03f30d0a python 2.7 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x04f30d0a python 2.7 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x0af30d0a PyPy2.7 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xb80b0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xc20b0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xcc0b0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xd60b0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xe00b0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xea0b0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xf40b0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xf50b0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xff0b0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x090c0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x130c0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x1d0c0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x1f0c0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x270c0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x3b0c0d0a python 3.0 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x450c0d0a python 3.1 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x4f0c0d0a python 3.1 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x580c0d0a python 3.2 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x620c0d0a python 3.2 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x6c0c0d0a python 3.2 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x760c0d0a python 3.3 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x800c0d0a python 3.3 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x8a0c0d0a python 3.3 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x940c0d0a python 3.3 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x9e0c0d0a python 3.3 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xb20c0d0a python 3.4 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xbc0c0d0a python 3.4 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xc60c0d0a python 3.4 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xd00c0d0a python 3.4 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xda0c0d0a python 3.4 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xe40c0d0a python 3.4 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xee0c0d0a python 3.4 byte-compiled
!:mime application/x-bytecode.python
0 belong 0xf80c0d0a python 3.5.1- byte-compiled
!:mime application/x-bytecode.python
0 belong 0x020d0d0a python 3.5.1- byte-compiled
!:mime application/x-bytecode.python
0 belong 0x0c0d0d0a python 3.5.1- byte-compiled
!:mime application/x-bytecode.python
0 belong 0x160d0d0a python 3.5.1- byte-compiled
!:mime application/x-bytecode.python
0 belong 0x170d0d0a python 3.5.2+ byte-compiled
!:mime application/x-bytecode.python
0 belong 0x200d0d0a python 3.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x210d0d0a python 3.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x2a0d0d0a python 3.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x2b0d0d0a python 3.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x2c0d0d0a python 3.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x2d0d0d0a python 3.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x2f0d0d0a python 3.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x300d0d0a python 3.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x310d0d0a python 3.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x320d0d0a python 3.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x330d0d0a python 3.6 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x3e0d0d0a python 3.7 byte-compiled
!:mime application/x-bytecode.python
0 belong 0x3f0d0d0a python 3.7 byte-compiled
!:mime application/x-bytecode.python
# magic 3392+ implements PEP 552: Deterministic pycs
0 name pyc-pep552
# the flag field determines how .pyc validity is checked
>4 ulelong&1 0 timestamp-based,
>>8 uledate x .py timestamp: %s UTC,
>>12 ulelong x .py size: %d bytes
>4 ulelong&1 !0 hash-based, check-source flag
>>4 ulelong&2 0 unset,
>>4 ulelong&2 !0 set,
>>8 ulequad x hash: 0x%llx
# uleshort magic followed by \x0d\0xa
2 string \x0d\x0a
# extra check: only two bits of flag field are currently used
>4 ulelong <0x4
# \x0d as part of magic should suffice till Python 3.14 (magic 3600)
>>1 ubyte 0x0d Byte-compiled Python module for
!:mime application/x-bytecode.python
# now look at the magic number to determine the version
>>>0 uleshort <3400 CPython 3.7,
>>>0 default x
>>>>0 uleshort <3420 CPython 3.8,
>>>>0 default x
>>>>>0 uleshort <3430 CPython 3.9,
>>>>>0 default x
>>>>>>0 uleshort <3450 CPython 3.10,
>>>>>>0 default x
>>>>>>>0 uleshort <3500 CPython 3.11,
>>>>>>>0 default x CPython 3.12 or newer,
>>>0 use pyc-pep552
>>0 uleshort 240 Byte-compiled Python module for PyPy3.7,
!:mime application/x-bytecode.python
>>>0 use pyc-pep552
>>0 uleshort 256 Byte-compiled Python module for PyPy3.8,
!:mime application/x-bytecode.python
>>>0 use pyc-pep552
>>0 uleshort 336 Byte-compiled Python module for PyPy3.9,
!:mime application/x-bytecode.python
>>>0 use pyc-pep552
0 search/1/w #!\040/usr/bin/python Python script text executable
!:strength + 15
!:mime text/x-script.python
0 search/1/w #!\040/usr/local/bin/python Python script text executable
!:strength + 15
!:mime text/x-script.python
0 search/10/w #!\040/usr/bin/env\040python Python script text executable
!:strength + 15
!:mime text/x-script.python
# from module.submodule import func1, func2
0 search/8192 import
>0 regex \^from[\040\t]+([A-Za-z0-9_]|\\.)+[\040\t]+import.*$ Python script text executable
!:strength + 15
!:mime text/x-script.python
# def __init__ (self, ...):
0 search/4096 def\ __init__
>&0 search/64 self Python script text executable
!:strength + 15
!:mime text/x-script.python
# if __name__ == "__main__":
0 search/4096 if\ __name__
>&0 search/64 '__main__' Python script text executable
>&0 search/64 "__main__" Python script text executable
!:strength + 15
!:mime text/x-script.python
# import module [as abrev]
0 search/8192 import
>0 regex \^import\ [_[:alpha:]]+\ as\ [[:alpha:]][[:space:]]*$ Python script text executable
!:mime text/x-script.python
# comments
#0 search/4096 '''
#>&0 regex .*'''$ Python script text executable
#!:mime text/x-script.python
#0 search/4096 """
#>&0 regex .*"""$ Python script text executable
#!:mime text/x-script.python
# try:
# except: or finally:
# block
0 search/4096 try:
>&0 regex \^[[:space:]]*except.*:$ Python script text executable
!:strength + 15
!:mime text/x-script.python
>&0 search/4096 finally: Python script text executable
!:mime text/x-script.python
# class name[(base classes,)]: [pass]
0 search/8192 class
>0 regex \^class\ [_[:alpha:]]+(\\(.*\\))?(\ )*:([\ \t]+pass)?$ Python script text executable
!:strength + 15
!:mime text/x-script.python
# def name(*args, **kwargs):
0 search/8192 def\
>0 regex \^[[:space:]]{0,50}def\ {1,50}[_a-zA-Z]{1,100}
>>&0 regex \\(([[:alpha:]*_,\ ]){0,255}\\):$ Python script text executable
!:strength + 15
!:mime text/x-script.python
# https://numpy.org/devdocs/reference/generated/numpy.lib.format.html
0 string \223NUMPY NumPy data file
!:mime application/x-numpy-data
>6 byte x \b, version %d
>7 byte x \b.%d
#>8 leshort x \b, header length=%d
>10 string x \b, description %s