python get file size

>>> import os
>>> b = os.path.getsize("/path/isa_005.mp3")
>>> b
2071611

import os
os.path.getsize('C:\\Python27\\Lib\\genericpath.py')

>>> from pathlib import Path
>>> Path('somefile.txt').stat()
#OUTPUT:
os.stat_result(st_mode=33188, st_ino=6419862, st_dev=16777220, st_nlink=1, st_uid=501, st_gid=20, st_size=1564, st_atime=1584299303, st_mtime=1584299400, st_ctime=1584299400)

>>> Path('somefile.txt').stat().st_size
#OUTPUT:
1564