Exactly. Whenever a script is made, it should have #!/usr/bin/env interpreter# as the first line. #!/usr/bin/env python2 #!/usr/bin/env python3 Explicitly dec

Exactly. Whenever a script is made, it should have #!/usr/bin/env interpreter# as the first line. #!/usr/bin/env python2 #!/usr/bin/env python3 Explicitly declaring the required version fixes that problem. In arch, most of the PKGBUILDs will have a line to sed the explicit line into the file in place of the generic python line.