def _load_panel_customization(self):
        panel_customization = self._conf.get("panel_customization", [])

        for config in panel_customization:
            if config.get('PANEL'):
                self._process_panel_configuration(config)
            elif config.get('PANEL_GROUP'):
                self._process_panel_group_configuration(config)
            else:
                LOG.warning("Skipping %s because it doesn't have PANEL or "
                            "PANEL_GROUP defined.", config.__name__)
Applies the plugin-based panel configurations.
dataset/ETHPy150Open CiscoSystems/avos/horizon/base.py/Site._load_panel_customization