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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def __remove_null_logging_handler():
    '''
    This function will run once the temporary logging has been configured. It
    just removes the NullHandler from the logging handlers.
    '''
    global LOGGING_NULL_HANDLER
    if LOGGING_NULL_HANDLER is None:
        # Already removed
        return

    root_logger = logging.getLogger()

    for handler in root_logger.handlers:
        if handler is LOGGING_NULL_HANDLER:
            root_logger.removeHandler(LOGGING_NULL_HANDLER)
            # Redefine the null handler to None so it can be garbage collected
            LOGGING_NULL_HANDLER = None
            break