def get_n_config_to_keep_for_iteration(self, iteration, bracket_iteration):
bracket = self.get_bracket(iteration=iteration)<EOL>if bracket_iteration == bracket + <NUM_LIT:1>:<EOL><INDENT>return <NUM_LIT:0><EOL><DEDENT>n_configs = self.get_n_configs(bracket=bracket)<EOL>return self.get_n_config_to_keep(<EOL>n_suggestions=n_configs, bracket_iteration=bracket_iteration)<EOL>
Return the number of configs to keep for an iteration and iteration bracket.

        This is just util function around `get_n_config_to_keep`