Update doc to use contextlib2.nullcontext

nullcontext has been backported in contextlib2==0.6.0
2019-10-19 14:50:01 +07:00
parent 5e7b8d813b
commit 18786992bb
1 changed files with 1 additions and 1 deletions
--- a/doc/en/example/parametrize.rst
+++ b/doc/en/example/parametrize.rst
@@ -678,4 +678,4 @@ Or, if desired, you can ``pip install contextlib2`` and use:

 .. code-block:: python

-    from contextlib2 import ExitStack as does_not_raise
+    from contextlib2 import nullcontext as does_not_raise