def read(self, handle):
    'Read from MDataHandle'
    output = list()
    for child in self['children']:
        child_handle = handle.child(child['mobject'])
        output.append(child.read(child_handle))
    return tuple(output)
Read from MDataHandle
def read(self, handle):
    
    output = list()
    for child in self['children']:
        child_handle = handle.child(child['mobject'])
        output.append(child.read(child_handle))
    return tuple(output)