<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def is_iterable(etype) -> bool: """ Determine whether etype is a List or other iterable """

    return type(etype) is GenericMeta and issubclass(etype.__extra__, Iterable)