code: def bk_blue(cls):
          "Make the text background color blue."
          wAttributes = cls._get_text_attributes()
          wAttributes &= ~win32.BACKGROUND_MASK
          wAttributes |=  win32.BACKGROUND_BLUE
          cls._set_text_attributes(wAttributesf bk_blue(cls):
          "Make the text background color blue."
          wAttributes = cls._get_text_attributes()
          wAttributes &= ~win32.BACKGROUND_MASK
          wAttributes |=  win32.BACKGROUND_BLUE
          cls._set_text_attributes(wAttributes)
docs: Make the text background color blue.