code: def test_escape_id(self):
      self.assertEqual(escape_id("`"), "`\\``")
      self.assertEqual(escape_id("cat"), "cat")
      self.assertEqual(escape_id("abc123"), "abc123")
      self.assertEqual(escape_id("123abc"), "`123abc`")
  
imports: import json
  import unittest
  import hail
  from hail.utils import *
  from hail.utils.misc import escape_str, escape_id
  from hail.utils.java import FatalError
  from hail.utils.linkedlist import LinkedList
  from ..helpers import *
label_desc: Use image node_id 23 for calling the Tests obj's underlying member method code with example usage: obj.test_escape_id() without return types