parameters: (self, node: Node)
return_statement: return getattr(self, f"visit_{type(node).__name__}", None)
docstring: Return the visitor function for this node or `None` if no visitor
          exists for this node.  In that case the generic visit function is
          used instead.
docstring_summary: Return the visitor function for this node or `None` if no visitor
          exists for this node.  In that case the generic visit function is
          used instead.
docstring_tokens: Return the visitor function for this node or None if no visitor exists for this node . In that case the generic visit function is used instead .
function: def get_visitor(self, node: Node) -> "t.Optional[VisitCallable]":
          """Return the visitor function for this node or `None` if no visitor
          exists for this node.  In that case the generic visit function is
          used instead.
          """
          return getattr(self, f"visit_{type(node).__name__}", None)
function_tokens: def get_visitor ( self , node : Node ) -> "t.Optional[VisitCallable]" : return getattr ( self , f"visit_{type(node).__name__}" , None )