Informations sur le système sur lequel Python s'exécute :

>>> import platform
>>> platform.system()
'Windows'
>>> platform.processor()
'Intel64 Family 6 Model 158 Stepping 9, GenuineIntel'
>>> platform.platform()
'Windows-10-10.0.19045-SP0'
>>> platform.machine()
'AMD64'
>>> platform.version()
'10.0.19045'
>>> platform.uname()
uname_result(system='Windows', node='KIPLZ13681NB', release='10', version='10.0.19045', machine='AMD64')

>>> import platform
>>> platform.system()
'Darwin'
>>> platform.processor()
'i386'
>>> platform.platform()
'Darwin-10.8.0-i386-64bit'
>>> platform.machine()
'i386'
>>> platform.version()
'Darwin Kernel Version 10.8.0: Tue Jun  7 16:33:36 PDT 2011; root:xnu-1504.15.3~1/RELEASE_I386'
>>> platform.uname()
('Darwin', 'Hostname.local', '10.8.0', 'Darwin Kernel Version 10.8.0: Tue Jun  7 16:33:36 PDT 2011; root:xnu-1504.15.3~1/RELEASE_I386', 'i386', 'i386')

Pour savoir si on utilise Python en 32 ou 64 bits, lancer Python en ligne de commande :

# 32 bits :
Python 3.7.1 (v3.7.1:260ec2c36a, Oct 20 2018, 14:05:16) [MSC v.1915 32 bit (Intel)] on win32
 
# 64 bits :
Python 3.8.3 (default, Jul  2 2020, 17:30:36) [MSC v.1916 64 bit (AMD64)] :: Anaconda, Inc. on win32