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[bavyhappy]

add osx compatibility in def open_serrver_through_ssh

`
def open_server_through_ssh(self, instances):
for instance in instances:
ip = instance.get_public_ip()

        # Open new terminal with the ssh connection
        if sys.platform == 'darwin':
            os.system(f"""
                osascript -e 'tell app "Terminal"
                    do script "ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no {self.__USER_FOR_SSH}@{ip}"
                end tell'
            """)
        else:
            os.system(
                'x-terminal-emulator -e ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no '
                + self.__USER_FOR_SSH + '@' + ip +
                ' > /dev/null 2>/dev/null &'
            )

        # Sleep to avoid overlapping commands
        time.sleep(1)`