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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 bmp_server_del(self, address, port):
 """ This method unregister the registered BMP server. ``address`` specifies the IP address of a BMP server. ``port`` specifies the listen port number of a BMP server. """


        func_name = 'bmp.stop'
        param = {
            'host': address,
            'port': port,
        }

        call(func_name, **param)