AssertionError: Unexpected number of / in gitea/foss4g/2017.foss4g.org

Sentry Issue: SWH-LOADER-METADATA-Y

AssertionError: Unexpected number of / in gitea/foss4g/2017.foss4g.org
(12 additional frame(s) were not displayed)
...
  File "swh", line 8, in <module>
    sys.exit(main())