def FakeAccess(path, mode):
  if not os.path.exists(path) or mode != os.R_OK:
    return False
  else:
    return True
Update authorization matrix from form submission.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/tools/dev_appserver_import_hook.py/FakeAccess--crossover with--dataset/ETHPy150Open AppScale/appscale/AppDashboard/dashboard.py/AuthorizePage.parse_update_user_permissions