:mod:`sys` -- system specific functions ======================================= .. module:: sys :synopsis: system specific functions Functions --------- .. function:: exit([retval]) Raise a ``SystemExit`` exception. If an argument is given, it is the value given to ``SystemExit``. Constants --------- .. data:: argv a mutable list of arguments this program started with .. data:: byteorder the byte order of the system ("little" or "big") .. data:: path a mutable list of directories to search for imported modules .. data:: platform the platform that Micro Python is running on .. data:: stderr standard error (connected to USB VCP, and optional UART object) .. data:: stdin standard input (connected to USB VCP, and optional UART object) .. data:: stdout standard output (connected to USB VCP, and optional UART object) .. data:: version Python language version that this implementation conforms to, as a string .. data:: version_info Python language version that this implementation conforms to, as a tuple of ints