remove checks for detect chemistry on custom barcode whitelists

            eval "sed -i '$(echo "${num},${num2}s/^/#/g")' $file"

        done

    fi

    #check for custom whitelist

    if [[ $custombarcodes ]]; then

        #disable detect chemistry check for custom whitelist

        sed -i "s/ raise NoChemistryFoundException/ return best_chem \#raise NoChemistryFoundException/g" ${cellrangerpath}-cs/${cellrangerversion}/lib/python/cellranger/chemistry.py

        sed -i "s/ (100\.0 \* best_frac/ \#(100\.0 \* best_frac/g" ${cellrangerpath}-cs/${cellrangerversion}/lib/python/cellranger/chemistry.py

    else

        #restore detect chemistry check for custom whitelist

        sed -i "s/ return best_chem \#raise NoChemistryFoundException/ raise NoChemistryFoundException/g" ${cellrangerpath}-cs/${cellrangerversion}/lib/python/cellranger/chemistry.py

        sed -i "s/ \#(100\.0 \* best_frac/ (100\.0 \* best_frac/g" ${cellrangerpath}-cs/${cellrangerversion}/lib/python/cellranger/chemistry.py

    fi

    echo " ${cellrangerpath} set for $technology"

    #whitelist file name