code: def test_init(self):
      self.assertEqual(self.parser.indentwidth, 4)
      self.assertEqual(self.parser.tabwidth, 4)
  
imports: from idlelib import pyparse
  import unittest
  from collections import namedtuple
label_desc: Use image node_id 3 for calling the PyParseTest obj's underlying member method code with example usage: obj.test_init() without return types