def from_schema(self, schema_node, base_name=None):
return self._ref_recursive(self.type_converter(schema_node), self.ref, base_name)<EOL>
Creates a Swagger definition from a colander schema.

:param schema_node:
    Colander schema to be transformed into a Swagger definition.
:param base_name:
    Schema alternative title.

:rtype: dict
:returns: Swagger schema.