parameters: (self)
return_statement: return self.stack[0]
docstring: Returns the variable at the root of the current traversal.
docstring_summary: Returns the variable at the root of the current traversal.
docstring_tokens: Returns the variable at the root of the current traversal .
function: def root_node(self):
      """Returns the variable at the root of the current traversal."""
      return self.stack[0]
function_tokens: def root_node ( self ) : return self . stack [ 0 ]