k3v142

Could you please provide a result of `pip3 freeze` command?

Make sure you are not using python2.7 instead of python3 when you run the script.

I guess he executed the script with `python3`...

Your API key is invalid.

I have no issue with the tool. Could you please provide exception trace?

@LandyLane I fixed it and made a pull request. Check my fork if you are still interested.