<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def load(fname: str) -> 'Config': """ Returns a Config object loaded from a file. The loaded object is not frozen. :param fname: Name of file to load the Config from. :return: Configuration. """

        with open(fname) as inp:
            obj = yaml.load(inp)
            obj.__add_frozen()
            return obj