[docs] [issue33340] Inaccurate docs on `import` behaviour

Change by Cheryl Sabella <cheryl.sabella@gmail.com>: ---------- nosy: +brett.cannon type: behavior -> enhancement versions: +Python 3.8 -Python 3.6 _______________________________________ Python tracker <report@bugs.python.org> <https://bugs.python.org/issue33340> _______________________________________