def tracker_print(msg):
    """Print message to the tracker.

    This function can be used to communicate the information of
    the progress to the tracker

    Parameters
    ----------
    msg : str
        The message to be printed to tracker.
    """
    if not isinstance(msg, str):
        msg = str(msg)
    _LIB.RabitTrackerPrint(ctypes.c_char_p(msg).encode('utf-8'))