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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 _check_reply_pending(self, option):
 """Test the status of requested Telnet options."""

        if not self.telnet_opt_dict.has_key(option):
            self.telnet_opt_dict[option] = TelnetOption()
        return self.telnet_opt_dict[option].reply_pending