parameters: (self, node)
return_statement: return visitor(node)
docstring: Visit a node.
docstring_summary: Visit a node.
docstring_tokens: Visit a node .
function: def visit(self, node):
          """Visit a node."""
          method = 'visit_' + node.__class__.__name__
          visitor = getattr(self, method, self.generic_visit)
          return visitor(node)
function_tokens: def visit ( self , node ) : method = 'visit_' + node . __class__ . __name__ visitor = getattr ( self , method , self . generic_visit ) return visitor ( node )