code: def setUp(self):
      super().setUp()
      self._previous_limit = sys.get_int_max_str_digits()
      sys.set_int_max_str_digits(0)
  
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 1 for calling the PyLongModuleTests obj's underlying member method code with example usage: obj.setUp() without return types