parameters: (self)
return_statement: return self.operate(desc_op)
docstring: Produce a :func:`~.expression.desc` clause against the
          parent object.
docstring_summary: Produce a :func:`~.expression.desc` clause against the
          parent object.
docstring_tokens: Produce a : func : ~ . expression . desc clause against the parent object .
function: def desc(self):
          """Produce a :func:`~.expression.desc` clause against the
          parent object."""
          return self.operate(desc_op)
function_tokens: def desc ( self ) : return self . operate ( desc_op )