[docs] [issue39572] [typing] TypedDict's 'total' argument is undocumented

Change by miss-islington <mariatta.wijaya+miss-islington@gmail.com>: ---------- pull_requests: +17936 pull_request: https://github.com/python/cpython/pull/18556 _______________________________________ Python tracker <report@bugs.python.org> <https://bugs.python.org/issue39572> _______________________________________