from importlib import import_module

def globalImport(glob, namespace, childrens=None):
    if childrens is None:
        glob[namespace] = import_module(namespace)
        return
    elif isinstance(childrens, str):
        childrens = [childrens]
    module = import_module(namespace)
    for c in childrens:
        glob[c] = getattr(module,c)