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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 _negotiate_SOCKS5(self, *dest_addr):
 """ Negotiates a stream connection through a SOCKS5 server. """

        CONNECT = b"\x01"
        self.proxy_peername, self.proxy_sockname = self._SOCKS5_request(self,
            CONNECT, dest_addr)