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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 srbt1(bt_address, pkts, *args, **kargs):
 """send and receive 1 packet using a bluetooth socket"""

    a, b = srbt(bt_address, pkts, *args, **kargs)
    if len(a) > 0:
        return a[0][1]