@classmethod
def get_filter_set(cls, info: 'ResolveInfo') ->'FilterSet':
    """
        Get field filter set.

        Args:
            info: Graphene resolve info object.

        Returns:
            FilterSet class from field args.

        """
    field_name = info.field_asts[0].name.value
    schema_field = info.parent_type.fields.get(field_name)
    filters_type = schema_field.args[cls.filter_arg].type
    filters: 'FilterSet' = filters_type.graphene_type
    return filters
