code: def visit_simple_identifier(self, node, visited_children):
      return node.text
  
imports: from parsimonious import Grammar, NodeVisitor
  from hail.expr.nat import NatVariable
  from .None import types
  from hail.utils.java import unescape_parsable
label_desc: Use image node_id 24 for calling the TypeConstructor obj's underlying member method code with example usage: obj.visit_simple_identifier(node, visited_children) and returns: node