def initAttr(self, key):
    if (key not in self._content):
        if (key in list(object.__getattribute__(self, '_structure').keys())):
            self._content[key] = object.__getattribute__(self, '_structure')[key][0]()
        elif (key in self._possible_keys):
            self._content[key] = self._dataType_for_possible_keys()
        self._content[key]._parent = self
def initAttr(self, key):
    if (key not in self._content):
        if (key in list(object.__getattribute__(self, '_structure').keys())):
            self._content[key] = object.__getattribute__(self, '_structure')[key][0]()
        elif (key in self._possible_keys):
            self._content[key] = self._dataType_for_possible_keys()
        self._content[key]._parent = self