(self, item)
Add an item to the end.
Add an item to the end.
Add an item to the end .
def append(self, item):
        """Add an item to the end."""
        # FIXME: this is only append if the key isn't already present
        key, value = item
        self._main[key] = value
def append ( self , item ) : # FIXME: this is only append if the key isn't already present key , value = item self . _main [ key ] = value