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Update for anyone else with similar issue:

fix the bit bang line to this at the top:

!/usr/bin/env python3

to make sure you're using python3.

Update for anyone else with similar issue:

fix the bit bang line to this at the top:

!/usr/bin/env
$ #!/usr/bin/env python3

to make sure you're using python3.

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!/usr/bin/env python3

!/usr/bin/env $ #!/usr/bin/env python3

!/usr/bin/env
$ #!/usr/bin/env python3