Print recursive trace of given network protocol object
    :param trace_obj: either a message, segement, or kind object

def trace(trace_obj):
    """Print recursive trace of given network protocol object
    :param trace_obj: either a message, segement, or kind object
    """
    if pyhdb.tracing:
        t = TraceLogger()
        tr = t.trace(trace_obj)
        print(tr)
        return tr