def _set(self, schema):
        """Set a schema from another schema"""
        if isinstance(schema, CommonSchema):
            self._spl_type = False
            self._schema = schema.schema()
            self._style = self._default_style()
        else:
            self._spl_type = schema._spl_type
            self._schema = schema._schema
            self._style = schema._style
Set a schema from another schema