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metric-space/cut.sh

Last active January 8, 2021 05:36
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  1. Luke Meyers revised this gist Jan 8, 2021. No changes.
  2. Luke Meyers created this gist Jan 8, 2021.
    25 changes: 25 additions & 0 deletions cut.sh
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,25 @@
    inputfile=$1

    filename="${inputfile%.*}"

    line_count=$(wc -l < $1)

    row_count=$((${line_count} - 1))

    movement=$(($row_count/$2))

    i=0
    j=1

    while [ $j -lt $row_count ]
    do
    # echo $(($j + 1))
    # echo $(($j + $movement))
    t="${filename}-${i}.csv"
    touch $t
    head -n 1 $1 > $t
    cat $1 | sed -n "$(($j + 1)),$(($j + $movement ))p" >> $t
    j=$[$j + movement]
    i=$[$i+1]
    done