Fix test.

Author: Ghislain Fourny

tests/test_sample.py

@@ -32,7 +32,7 @@ def test1(self):
         # Generally though, the results may contain zero, one, two, or more items.
         python_list = items.json()
         print(python_list)
-        self.assertTrue(json.dumps(python_list) == json.dumps((2)))
+        self.assertTrue(json.dumps(python_list) == json.dumps((2,)))
 
         ############################################
         ##### More complex, standalone queries #####