new_contents: from unittest.mock import patch
  from unittest import TestCase
  import btcde
  
  class TestBtcdeApi(TestCase):
      """Test Api Functions."""
      
      def setUp(self):
          pass
      
      def tearDown(self):
          pass
      
      patch('btcde.APIConnect')
      def test_showOrderbook_buy(self, mock_APIConnect):
          result = btcde.showOrderbook('mock', 'buy')
          expected_arguments = ['mock', 'GET', {'type': 'buy'}, btcde.orderuri]
          self.assertEqual(mock_APIConnect.call_args, expected_arguments)
  
subject: add new test script