alternate_userSetup.py

import os
import shutil
import site

# source paths and local storage in environment vars
# switch toolsets by changing these before
# running maya
dist_file = os.environ['MAYA_TOOLS_SRC']
maya_tools = os.environ['MAYA_TOOLS_LCL']
last_mod_time = -1
if os.path.exists(maya_tools):
    last_mod_time = os.getmtime(maya_tools)

# if the network zip is newer, download it
dist_mod_time = os.getmtime(dist_file)
if dist_mod_time > last_mod_time:
    shutil.copy(dist_file, maya_tools)

# add it to the path
site.addsitedir(maya_tools)

# call the startup module from the zip, and start tools load
import ul.bootstrap as bootstrap
bootstrap.bootstrap(_globals)