'''
索  引：INDEX_S${sindex}
功  能：${desc}
节  点：步骤${sindex}
交  易：${trade}
'''
def __BAP_${trade}_S${sid}_IMPL(__REQ__,__RSP__,__SND__,__RCV__):
    CGC_Debug("调用步骤 STEP[${sindex}]:[${desc}]")
    try:
        CGC_SET_DEF_EXCP_NODE(None)

        objResult = None
        objMethod = ${startFunc}
        while(type(objMethod) is FunctionType):
            objResult = objMethod(__REQ__,__RSP__,__SND__,__RCV__)
            objMethod = objResult

${logicText}
    except Exception,PyExcp:
        CGC_SET_GLB_ERROR("E","BT990001",str(PyExcp))
        CGC_Debug(str(PyExcp))
        return None