cleardir -e or cleardir --experimental deletes all phenopackets in out/experimental_phenopacketscleardir -p deletes all phenopackets in out/phenopacketscleardir -a or cleardir --all deletes all phenopackets in both out/experimental_phenopackets and out/phenopackets
cleardir -eorcleardir --experimentaldeletes all phenopackets inout/experimental_phenopacketscleardir -pdeletes all phenopackets inout/phenopacketscleardir -aorcleardir --alldeletes all phenopackets in bothout/experimental_phenopacketsandout/phenopackets