old_contents: import unittest
  from pymodbus3.exceptions import *
  
  
  class SimpleExceptionsTest(unittest.TestCase):
      """
      This is the unittest for the pymodbus3.exceptions module
      """
  
      def setUp(self):
          """ Initializes the test environment """
          self.exceptions = [
              ModbusException("bad base"),
              ModbusIOException("bad register"),
              ParameterException("bad parameter"),
              NotImplementedError("bad function"),
              ConnectionException("bad connection"),
          ]
  
      def tearDown(self):
          """ Cleans up the test environment """
          pass
  
      def test_exceptions(self):
          """ Test all module exceptions """
          for ex in self.exceptions:
              try:
                  raise ex
              except ModbusException as ex:
                  self.assertTrue("Modbus Error:" in str(ex))
                  pass
              else:
                  self.fail("Excepted a ModbusExceptions")
  
  #---------------------------------------------------------------------------#
  # Main
  #---------------------------------------------------------------------------#
  if __name__ == "__main__":
      unittest.main()
  
new_contents: import unittest
  from pymodbus3.exceptions import *
  
  
  class SimpleExceptionsTest(unittest.TestCase):
      """
      This is the unittest for the pymodbus3.exceptions module
      """
  
      def setUp(self):
          """ Initializes the test environment """
          self.exceptions = [
              ModbusException("bad base"),
              ModbusIOException("bad register"),
              ParameterException("bad parameter"),
              ConnectionException("bad connection"),
          ]
  
      def tearDown(self):
          """ Cleans up the test environment """
          pass
  
      def test_exceptions(self):
          """ Test all module exceptions """
          for ex in self.exceptions:
              try:
                  raise ex
              except ModbusException as ex:
                  self.assertTrue("Modbus Error:" in str(ex))
                  pass
              else:
                  self.fail("Excepted a ModbusExceptions")
  
  #---------------------------------------------------------------------------#
  # Main
  #---------------------------------------------------------------------------#
  if __name__ == "__main__":
      unittest.main()
  
subject: Remove test of built-in "NotImplementedError" exception.