python3 doctest fixes
python3 doctest fixes

CenterForOpenScience/scrapi,alexgarciac/scrapi,erinspace/scrapi,fabianvf/scrapi,mehanig/scrapi,felliott/scrapi,fabianvf/scrapi,felliott/scrapi,CenterForOpenScience/scrapi,mehanig/scrapi,erinspace/scrapi