docs: def remove_pattern(root, pat, verbose=True):
      """
      Given a directory, and a pattern of files like "garbage.txt" or
      "*pyc" inside it, remove them.
  
      Try not to delete the whole OS while you're at it.
      """
      print("removing pattern", root, pat)
      combined = root + pat
      print('combined', combined)
      items = glob.glob(combined)
      print('items', items)
      for item in items:
          print('item', item)
          if is_inside(root, item):
              remove(item)
          elif verbose:
              print("{item} is not inside {root}! Skipping.".format(**vars()))