utils.py 文件源码

def get_factory_from_template(maintype):
    path = os.path.join(BASE_DIR, 'templates', maintype, FACTORY_FILENAME)
    if (python_version_gte(3, 5)):
        # Python 3.5 code in this block
        import importlib.util
        spec = importlib.util.spec_from_file_location(
            "{}.factory".format(maintype), path)
        foo = importlib.util.module_from_spec(spec)
        spec.loader.exec_module(foo)
        return foo
    elif (python_version_gte(3, 0)):
        from importlib.machinery import SourceFileLoader
        foo = SourceFileLoader(
            "{}.factory".format(maintype), path).load_module()
        return foo
    else:
        # Python 2 code in this block
        import imp
        foo = imp.load_source("{}.factory".format(maintype), path)
        return foo