evolve: add another assert to help pytype
We already checked that all elements in ef1 as not false-y, but pytype doesn't understand this, so we need to help it somehow. An assert should be a cheap enough solution.
All legacy (hg-git based) Projects have been automatically migrated to native with the upgrade of 2025-01-23
We already checked that all elements in ef1 as not false-y, but pytype doesn't understand this, so we need to help it somehow. An assert should be a cheap enough solution.