Fixed broken test introduced in 0ab459e

Author: MarkusH

tests/test_client.py

@@ -372,7 +372,7 @@ def test_get_access_params(self, time_time_mock, sign_mock):
 
         params = self.lp.get_access_params('article-1', lptoken='fake-lptoken')
         self.assertEqual(params, {
-            'cp': 1,
+            'cp': '1',
             'ts': '123',
             'lptoken': 'fake-lptoken',
             'article_id': ['article-1'],