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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 timeout(self, timeout=None):
 """Get or set timeout field :param timeout: socket timeout in seconds or None for get value :type timeout: float or None :returns: timeout or None if set fail :rtype: float or None """

        if timeout is None:
            return self.__timeout
        if 0 < float(timeout) < 3600:
            self.__timeout = float(timeout)
            return self.__timeout
        else:
            return None