<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def sys_save_screenshot(name: Optional[str] = None) -> None: """Save a screenshot to a file. By default this will automatically save screenshots in the working directory. The automatic names are formatted as screenshotNNN.png. For example: screenshot000.png, screenshot001.png, etc. Whichever is available first. Args: file Optional[AnyStr]: File path to save screenshot. """

    lib.TCOD_sys_save_screenshot(
        _bytes(name) if name is not None else ffi.NULL
    )