parameters: (self, name)
return_statement: return self.attrs.get(name, None)
docstring: Look up attribute for operation.
docstring_summary: Look up attribute for operation.
docstring_tokens: Look up attribute for operation .
function: def attr(self, name):
      """Look up attribute for operation."""
      return self.attrs.get(name, None)
function_tokens: def attr ( self , name ) : return self . attrs . get ( name , None )