def __iter__(self):
        """
        Iterates over all keys in the :class:`Map` scoped by this view's
        datatype.
        """
        for key in self.map.value:
            name, datatype = key
            if datatype == self.datatype:
                yield name
def __iter__ ( self ) : for key in self . map . value : name , datatype = key if datatype == self . datatype : yield name
Iterates over all keys in the :class:`Map` scoped by this view's
        datatype.