import os
import glob
os.chdir('DEEP2')
dir_list = glob.glob("*")

for dd in dir_list:
  ff = glob.glob(os.path.join(dd,'*'))
  for f in ff:
    os.system('chmod o+rX '+f)

os.chdir('../VIPERS')
dir_list = glob.glob("*")

for dd in dir_list:
  ff = glob.glob(os.path.join(dd,'*'))
  for f in ff:
    os.system('chmod o+rX '+f)

os.chdir('../VVDS')
dir_list = glob.glob("*")

for dd in dir_list:
  ff = glob.glob(os.path.join(dd,'*'))
  for f in ff:
    os.system('chmod o+rX '+f)