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self.open(host, port, timeout)
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def open(self, host, port=0, timeout=None):
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def open(self, host, port=0, timeout=socket._GLOBAL_DEFAULT_TIMEOUT):
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The optional second argument is the port number, which
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defaults to the standard telnet port (23).
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Don't try to reopen an already connected instance.
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"""Destructor -- close the connection."""