fix https://github.com/sagemathinc/cocalc/issues/2021 -- output indentation style problem in jupyter
fix https://github.com/sagemathinc/cocalc/issues/2021 -- output indentation style problem in jupyter

sagemathinc/smc,tscholl2/smc,tscholl2/smc,tscholl2/smc,sagemathinc/smc,DrXyzzy/smc,DrXyzzy/smc,tscholl2/smc,sagemathinc/smc,DrXyzzy/smc,sagemathinc/smc,DrXyzzy/smc,tscholl2/smc