main.py 文件源码

def load_from_file(filepath, expectedClass):
    class_inst = None

    mod_name,file_ext = splitext(split(filepath)[-1])

    if file_ext.lower() == '.py':
        py_mod = imp.load_source(mod_name, filepath)

    elif file_ext.lower() == '.pyc':
        py_mod = imp.load_compiled(mod_name, filepath)

    if hasattr(py_mod, expectedClass):
        class_inst = getattr(py_mod, expectedClass)()

    return class_inst