Fix metaclasses #2
Fix metaclasses #2

felliott/scrapi,mehanig/scrapi,erinspace/scrapi,mehanig/scrapi,icereval/scrapi,felliott/scrapi,fabianvf/scrapi,fabianvf/scrapi,CenterForOpenScience/scrapi,ostwald/scrapi,alexgarciac/scrapi,erinspace/scrapi,jeffreyliu3230/scrapi,CenterForOpenScience/scrapi