Format and grammar tweak

* Tweaked a line break so a section number was correctly formatted
* Tweaked grammar to be slightly more natural

Author: rec

README.md

@@ -1805,7 +1805,8 @@ x, y = (0, 1) if True else None, None
 ((0, 1), None)
 ```
 
-Almost every Python programmer would have faced a similar situation.
+Almost every Python programmer has faced a similar situation.
+
 2\.
 ```py
 t = ('one', 'two')