updates

src/unitgrade/framework.py

@@ -480,7 +480,7 @@ class UTestCase(unittest.TestCase):
                     CC = self._cache_get(key)
                     cl, m = self.cache_id()
                     gprint(f"> An error occured while solving: {cl}.{m}. The files/methods you need to edit are:")  # For the test {id} in {file} you should edit:")
-                    for file in CC: 
+                    for file in CC:
                         rec = CC[file]
                         gprint(f">   * {file}")
                         for l in rec:
@@ -492,6 +492,7 @@ class UTestCase(unittest.TestCase):
                             gprint(f">      - {l}")
 
                 er = er[0]
+                
                 doc = er._testMethodDoc
                 # print("doc", doc)
                 if doc is not None: