chore: make flake8 happy

cubicweb_skos/entities.py

@@ -146,9 +146,9 @@ class Concept(AnyEntity):
     def labels(self):
         """Dict of preferred labels by (short) language-code."""
         labels = {}
-        for l in self.preferred_label:
-            labels[l.short_language_code] = l.label
-            labels[l.language_code] = l.label
+        for lab in self.preferred_label:
+            labels[lab.short_language_code] = lab.label
+            labels[lab.language_code] = lab.label
         return labels
 
     def label(self, language_code=None, default_language_code='en'):

test/unittest_views.py

@@ -51,8 +51,8 @@ class ViewsTC(testlib.CubicWebTC):
             self.assertRaises(Redirect, scheme.view, 'skos.scheme.import')
             self.assertEqual(set(c.dc_title() for c in scheme.top_concepts),
                              set(u'électro hip-hop rap jazz classique'.split()))
-            self.assertEqual(set(l.language_code for c in scheme.top_concepts
-                                 for l in c.preferred_label),
+            self.assertEqual(set(label.language_code for concept in scheme.top_concepts
+                                 for label in concept.preferred_label),
                              set(['fr']))
 
     def test_lcsv_scheme_concepts_import(self):