Make isort show its diff in CI logs

thibaudcolas · thibaudcolas · commit 08285e2af683 · 2020-11-02T16:36:39.000Z
diff --git a/tox.ini b/tox.ini
@@ -20,7 +20,7 @@ deps =
 commands =
     poetry install -q
     poetry run flake8
-    poetry run isort --check-only
+    poetry run isort --check-only --diff
 
 [flake8]
 ignore = C901,W503
