Prefer Python3 when distinguishing str/unicode

Author: stefankoegl

tests.py

@@ -18,9 +18,9 @@
     hypothesis = None
 
 try:
-    unicode
+    str = unicode  # Python 2
 except NameError:
-    unicode = str
+    pass
 
 
 class ApplyPatchTestCase(unittest.TestCase):
@@ -632,8 +632,8 @@ def test_replace_missing(self):
         | st.dictionaries(st.text(string.printable), children))
 
     class RoundtripTests(unittest.TestCase):
-        @hypothesis.example({}, {unicode('%20'): None})
-        @hypothesis.example({unicode('%20'): None}, {})
+        @hypothesis.example({}, {str('%20'): None})
+        @hypothesis.example({str('%20'): None}, {})
         @hypothesis.given(json_st, json_st)
         def test_roundtrip(self, src, dst):
             patch = jsonpatch.JsonPatch.from_diff(src, dst, False)