parameters: (self)
return_statement: return self.source.origin
docstring: :returns: data source origin, if set, or ``None``
docstring_summary: :returns: data source origin, if set, or ``None``
docstring_tokens: : returns : data source origin if set or None
function: def origin(self):
          """
          :returns: data source origin, if set, or ``None``
          """
          return self.source.origin
function_tokens: def origin ( self ) : return self . source . origin