s3cmd execute in python script 

#method 1 -----------

from os import popen 

eString = 's3cmd sync -r  upload_folder_path  s3://bucket_name'

popen(eString)

#not working --------

#method 2 -----------

import subprocess

eString = 's3cmd sync -r  upload_folder_path  s3://bucket_name'

p = subprocess.Popen(eString, shell=True, stdout=subprocess.PIPE)

p.wait()

#working :) ----------