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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 cmServicePrompt():
 """CM SERVICE PROMPT Section 9.2.5a"""

    a = TpPd(pd=0x5)
    b = MessageType(mesType=0x25)  # 00100101
    c = PdAndSapi()
    packet = a / b / c
    return packet