Import Error:cannot import 'Sms'

I have installed boltiot on the ubuntu server but I’m unable to import sms from boltiot. Please help and thanks in advance.
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I think you’re boltiot module has not been installed properly. Re-enter the command to install the boltiot module.

just go through the python installation guides in the course and properly install the sms module

Check your code. There might be a spelling error.