def preferred_height(self, cli, width, max_available_height, wrap_lines):
        """
        Preferred height: as much as needed in order to display all the completions.
        """
        complete_state = cli.current_buffer.complete_state
        column_width = self._get_column_width(complete_state)
        column_count = max(1, (width - self._required_margin) // column_width)

        return int(math.ceil(len(complete_state.current_completions) / float(column_count)))
def preferred_height ( self , cli , width , max_available_height , wrap_lines ) : complete_state = cli . current_buffer . complete_state column_width = self . _get_column_width ( complete_state ) column_count = max ( 1 , ( width - self . _required_margin ) // column_width ) return int ( math . ceil ( len ( complete_state . current_completions ) / float ( column_count ) ) )
Preferred height: as much as needed in order to display all the completions.