def append(self, index, data):
    'Add entry to end of attribute list\n\n        Since there can only be one zEntry per zAttr, this cannot be\n        implemented.\n\n        Raises\n        ======\n        NotImplementedError : always\n        '
    raise NotImplementedError
Add entry to end of attribute list

Since there can only be one zEntry per zAttr, this cannot be
implemented.

Raises
======
NotImplementedError : always
def append(self, index, data):
    'Add entry to end of attribute list\n\n        Since there can only be one zEntry per zAttr, this cannot be\n        implemented.\n\n        Raises\n        ======\n        NotImplementedError : always\n        '
    raise NotImplementedError