code: def visit_Node(self, node):
      if not self.access_path:
          name = "(root)"
      else:
          tip = self.access_path[-1]
          if tip[2] is not None:
              name = "%s[%d]" % tip[1:3]
          else:
              name = tip[1]
  
      self.result.append(
          "  " * self._indents
          + "%s: %s" % (name, node.__class__.__name__)
      )
      self._indents += 1
      self.visitchildren(node)
      self._indents -= 1
  
imports: from __future__ import absolute_import
  import os
  import unittest
  import tempfile
  from .Compiler import Errors
  from .CodeWriter import CodeWriter
  from .Compiler.TreeFragment import TreeFragment, strip_common_indent
  from .Compiler.Visitor import TreeVisitor, VisitorTransform
  from .Compiler import TreePath
label_desc: Use image node_id 2 for calling the NodeTypeWriter obj's underlying member method code with example usage: obj.visit_Node(node) without return types