def upgrade(logdir=None, test=True, excludeFolderRegex=None, excludeFileRegex=None, verbose=False, force=False):

    pass
search PYTHONPATH (aka. sys.path) and MAYA_SCRIPT_PATH for python files using
dataset/ETHPy150Open CountZer0/PipelineConstructionSet/python/maya/site-packages/pymel-1.0.5/extras/completion/py/pymel/tools/upgradeScripts.py/upgrade