code: def test_underscores_ignored(self):
      maxdigits = sys.get_int_max_str_digits()
  
      triples = maxdigits // 3
      s = "111" * triples
      s_ = "1_11" * triples
      self.int_class(s)  # succeeds
      self.int_class(s_)  # succeeds
      self.check(f"{s}111")
      self.check(f"{s_}_111")
  
imports: import sys
  import time
  import unittest
  from unittest import mock
  from test import support
  from test.test_grammar import VALID_UNDERSCORE_LITERALS, INVALID_UNDERSCORE_LITERALS
label_desc: Use image node_id 10 for calling the IntStrDigitLimitsTests obj's underlying member method code with example usage: obj.test_underscores_ignored() without return types