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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def clean_overall_config_loadouts(self):
 """ Set all unusued loadout paths to None. This makes sure agents don't have a custom loadout when new agents are added in the gui. """

        for i in range(MAX_PLAYERS):
            if i not in self.index_manager.numbers:
                self.overall_config.set_value(PARTICIPANT_CONFIGURATION_HEADER, PARTICIPANT_LOADOUT_CONFIG_KEY, "None", i)