Add missing comma and period in unittest docs (GH-17211)

Automerge-Triggered-By: @csabella

diff --git a/Doc/library/unittest.rst b/Doc/library/unittest.rst
index 9e66a2c1c220a2ed856ccd1dc3d750014c36ff30..e2e4f2cdc220aa10dbe1bd04f440a43c86a0d272 100644 (file)
--- a/Doc/library/unittest.rst
+++ b/Doc/library/unittest.rst
@@ -1563,7 +1563,7 @@ Test cases
       if __name__ == "__main__":
           unittest.main()
 
-   After running the test ``events`` would contain ``["setUp", "asyncSetUp", "test_response", "asyncTearDown", "tearDown", "cleanup"]``
+   After running the test, ``events`` would contain ``["setUp", "asyncSetUp", "test_response", "asyncTearDown", "tearDown", "cleanup"]``.
 
 
 .. class:: FunctionTestCase(testFunc, setUp=None, tearDown=None, description=None)