def METHOD_NAME(self, logger):
    super().METHOD_NAME(logger)
    tags = capture_tags = {} # noqa
    self.errors[91001] = self.def_class(item = 9100, level = 2, tags = mapcss.list_('power', 'fix:chair') + mapcss.list_('geom'), title = mapcss.tr('Power Transformers should always be on a node'))
    self.errors[91002] = self.def_class(item = 9100, level = 2, tags = mapcss.list_('power', 'fix:chair') + mapcss.list_('tag'), title = mapcss.tr('On Power Transformers use voltage:primary=* and voltage:secondary=* in place of voltage'))
    self.errors[91003] = self.def_class(item = 9100, level = 3, tags = mapcss.list_('power', 'fix:chair') + mapcss.list_('tag'), title = mapcss.tr('Power Transformers should have a frequency tag'))