Get integer bits of current CPython implementation

get_int_bits.py

import sys


def get_int_bits():
    if hasattr(sys, 'maxsize'):
        max_int = getattr(sys, 'maxsize')
    else:
        max_int = getattr(sys, 'maxint')
    if max_int >> 62 == 0:
        return 32
    else:
        return 64