find module by name

gistfile1.py

import sys
import imp

def find_module(name):
    names = name.split('.')
    path = sys.path

    while names:
        name = names.pop(0)
        file, pathname, desc = imp.find_module(name)
        module = imp.load_module(name, file, pathname, desc)
        path = getattr(module, '__path__', None)

    return module