text: from importlib import reload
  from unittest.mock import patch
  
  
  def test_cchardet_import_error(mocker):
      """Test cchardet import error.
  
      Test to cover "pass" line in ImportError handling.
      """
      orig_import = __import__
  
      def import_mock(name, *args):
          if name == 'cchardet':
              raise ImportError()
          return orig_import(name, *args)
  
      with patch('builtins.__import__', side_effect=import_mock):
          import aiosonic  # noqa
          reload(aiosonic)
  