diff --git a/src/parallel b/src/parallel
index b50e5c67..54dc1357 100755
--- a/src/parallel
+++ b/src/parallel
@@ -588,12 +588,12 @@ sub split_positions_for_group_by($$$$) {
 	if(defined $_) {
 	    # Not end of file
 	    my @F;
-	    if(defined $Global::group_by_column) {
+	    if(defined $group_by::col) {
 		$opt::colsep ||= "\t";
 		@F = split /$opt::colsep/, $_;
-		$_ = $F[$Global::group_by_column];
+		$_ = $F[$group_by::col];
 	    }
-	    eval $Global::group_by_perlexpr;
+	    eval $group_by::perlexpr;
 	}
 	return ($_,$linepos);
     }
@@ -641,7 +641,7 @@ sub split_positions_for_group_by($$$$) {
     my @pos;
     $fh = open_or_exit($file);
     # Set $Global::group_by_column $Global::group_by_perlexpr
-    group_by_loop($opt::recsep);
+    group_by_loop($fh,$opt::recsep);
     # $xpos = linestart, $x = value at $xpos, $apos < $bpos < $cpos
     $apos = length $header;
     for(($a,$apos) = value_at($apos); $apos < $size;) {
@@ -718,45 +718,67 @@ sub cat_partial($@) {
 	" perl -e '$script' @start_len |";
 }
 
-sub group_by_loop($) {
-    # Generate perl code for group-by loop
-    # Insert a $recsep when the column value changes
-    # The column value can be computed with $perexpr
-    my($recsep) = @_;
-    my $groupby = $opt::groupby;
-    my ($col,$perlexpr);
-    if($groupby =~ /^[a-z0-9_]+(\s|$)/i) {
+sub column_perlexpr($$$) {
+    # Compute the column number (if any), perlexpression from combined
+    # string (such as --shard key, --groupby key, {=n perlexpr=}
+    # Input:
+    #   $column_perlexpr = string with column and perl expression
+    #   $header = header from input file (if column is column name)
+    #   $colsep = column separator regexp
+    # Returns:
+    #   $col = column number
+    #   $perlexpr = perl expression
+    #   $subref = compiled perl expression as sub reference
+    my ($column_perlexpr, $header, $colsep) = @_;
+    my ($col, $perlexpr, $subref);
+    if($column_perlexpr =~ /^[-a-z0-9_]+(\s|$)/i) {
 	# Column name/number (possibly prefix)
-	if($groupby =~ s/^(\d+)\s*//) {
+	if($column_perlexpr =~ s/^(-?\d+)(\s|$)//) {
 	    # Column number (possibly prefix)
-	    $col = $1-1;
-	} elsif($groupby =~ s/^([a-z0-9_]+)\s*//i) {
+	    $col = $1;
+	} elsif($column_perlexpr =~ s/^([a-z0-9_]+)(\s+|$)//i) {
 	    # Column name (possibly prefix)
 	    my $colname = $1;
-	    my($read,$char,@line,$header);
-	    # A full line, but nothing more (the rest must be read by the child)
-	    do {
-		$read = sysread(STDIN,$char,1);
-		push @line, $char;
-	    } while($read and $char ne "\n");
-	    # $Global::header used to prepend block to each job
-	    $Global::header = join "", @line;
 	    # Split on --copsep pattern
-	    my @headers = split/$opt::colsep/, $Global::header;
+	    my @headers = split /$colsep/, $header;
 	    my %headers;
-	    # Numbered 0..n-1 due to being used by $F[n]
-	    @headers{@headers} = (0..$#headers);
+	    @headers{@headers} = (1..($#headers+1));
 	    $col = $headers{$colname};
 	    if(not defined $col) {
-		::error("Column '$colname' $opt::colsep not found in header",keys %headers);
+		::error("Column '$colname' $colsep not found in header",keys %headers);
 		::wait_and_exit(255);
 	    }
 	}
     }
-    # What is left of $groupby is $perlexpr
-    $perlexpr = $groupby;
-    $Global::group_by_perlexpr = $perlexpr;
-    $Global::group_by_column = $col;
+    # What is left of $column_perlexpr is $perlexpr (possibly empty)
+    $perlexpr = $column_perlexpr;
+    $subref = eval("sub { no strict; no warnings; $perlexpr }");
+    return($col, $perlexpr, $subref);
+}
+
+sub group_by_loop($$) {
+    # Generate perl code for group-by loop
+    # Insert a $recsep when the column value changes
+    # The column value can be computed with $perexpr
+    my($fh,$recsep) = @_;
+    my $groupby = $opt::groupby;
+    if($groupby =~ /^[a-z_][a-z_0-9]*(\s|$)/i) {
+	# Group by column name
+	# (Yes, this will also wrongly match a perlexpr like: chop)
+	my($read,$char,@line);
+	# A full line, but nothing more (the rest must be read by the child)
+	# $Global::header used to prepend block to each job
+        do {
+	    $read = sysread($fh,$char,1);
+	    push @line, $char;
+	} while($read and $char ne "\n");
+	$Global::header = join "", @line;
+    }
+    $opt::colsep ||= "\t";
+    ($group_by::col, $group_by::perlexpr, $group_by::subref) =
+	column_perlexpr($groupby, $Global::header, $opt::colsep);
+    # Numbered 0..n-1 due to being used by $F[n]
+    if($group_by::col) { $group_by::col--; }
 
     my $loop = ::spacefree(0,'{
 	local $_=COLVALUE;
@@ -768,12 +790,12 @@ sub group_by_loop($) {
 	}
     }');
 
-    if(defined $col) {
-	$loop =~ s/COLVALUE/\$F[$col]/g;
+    if(defined $group_by::col) {
+	$loop =~ s/COLVALUE/\$F[$group_by::col]/g;
     } else {
 	$loop =~ s/COLVALUE/\$_/g;
     }
-    $loop =~ s/PERLEXPR/$perlexpr/g;
+    $loop =~ s/PERLEXPR/$group_by::perlexpr/g;
     $loop =~ s/RECSEP/$recsep/g;
     return $loop;
 }
@@ -797,7 +819,7 @@ sub group_by_stdin_filter() {
 	push @filter, "-F$sep";
     }
     push @filter, "-pe";
-    push @filter, group_by_loop($opt::recstart);
+    push @filter, group_by_loop(*STDIN,$opt::recstart);
     ::debug("init", "@filter\n");
     open(STDIN, '-|', @filter) || die ("Cannot start @filter");
 }
diff --git a/src/parallel.pod b/src/parallel.pod
index 13b5f864..d3b699a9 100644
--- a/src/parallel.pod
+++ b/src/parallel.pod
@@ -2155,18 +2155,18 @@ Only supported in B<Ash, Bash, Dash, Ksh, Sh, and Zsh>.
 See also B<--env>, B<--record-env>.
 
 
-=item B<--shard> I<shardkey> (beta testing)
+=item B<--shard> I<shardcol> (beta testing)
 
-Use column I<shardkey> as shard key and shard input to the jobs.
+Use column I<shardcol> as shard key and shard input to the jobs.
 
 Each input line is split using B<--colsep>. The value in the
-I<shardkey> column is hashed so that all lines of a given value is
+I<shardcol> column is hashed so that all lines of a given value is
 given to the same job slot.
 
 This is similar to sharding in databases.
 
 The performance is in the order of 100K rows per second. Faster if the
-I<shardkey> is small (<10), slower if it is big (>100).
+I<shardcol> is small (<10), slower if it is big (>100).
 
 B<--shard> requires B<--pipe> and a fixed numeric value for B<--jobs>.
 
@@ -2970,6 +2970,14 @@ Find the files in a list that do not exist
   cat file_list | parallel 'if [ ! -e {} ] ; then echo {}; fi'
 
 
+=head1 EXAMPLE: Composed command with perl replacement string
+
+You have a bunch of file. You want them sorted into dirs. The dir of
+each file should be named the first letter of the file name.
+
+  parallel 'mkdir -p {=s/(.).*/$1/=}; mv {} {=s/(.).*/$1/=}' ::: *
+
+
 =head1 EXAMPLE: Composed command with multiple input sources
 
 You have a dir with files named as 24 hours in 5 minute intervals:
diff --git a/testsuite/tests-to-run/parallel-local-0.3s.sh b/testsuite/tests-to-run/parallel-local-0.3s.sh
index 4469437f..fe8111bc 100644
--- a/testsuite/tests-to-run/parallel-local-0.3s.sh
+++ b/testsuite/tests-to-run/parallel-local-0.3s.sh
@@ -679,7 +679,7 @@ par_pipe_N1_regexp() {
 
 par_sem_quote() {
     echo '### sem --quote should not add empty argument'
-    sem --fg --quote -v echo
+    sem --id sem_quote --fg --quote -v echo
 }
 
 par_halt_on_error_division_by_zero() {
diff --git a/testsuite/tests-to-run/parallel-local-3s.sh b/testsuite/tests-to-run/parallel-local-3s.sh
index a1956870..17aabc15 100644
--- a/testsuite/tests-to-run/parallel-local-3s.sh
+++ b/testsuite/tests-to-run/parallel-local-3s.sh
@@ -453,6 +453,49 @@ par_groupby() {
     # Test --colsep --header : (OK: --header : not needed)
 }
 
+par_groupby_pipepart() {
+    tsv() {
+	printf "%s\t" a1 b1 c1 d1 e1 f1; echo
+	seq 100000 999999 | perl -pe '$_=join"\t",split//' |
+	    sort --parallel=8 --buffer-size=50% -rk3
+    }
+    export -f tsv
+
+    ssv() {
+	# space separated
+	tsv | perl -pe '@sep=("\t"," "); s/\t/$sep[rand(2)]/ge;'
+    }
+    export -f ssv
+
+    cssv() {
+	# , + space separated
+	tsv | perl -pe '@sep=("\t"," ",","); s/\t/$sep[rand(2)].$sep[rand(2)]/ge;'
+    }
+    export -f cssv
+
+    csv() {
+	# , separated
+	tsv | perl -pe 's/\t/,/g;'
+    }
+    export -f csv
+
+    tester() {
+	generator="$1"
+	colsep="$2"
+	groupby="$3"
+	tmp=`tempfile`
+	
+	echo "### test $generator | --colsep $colsep --groupby $groupby"
+	$generator > $tmp
+	parallel --pipepart -a $tmp --colsep "$colsep" --groupby "$groupby" -k 'echo NewRec; wc'
+    }
+    export -f tester
+    parallel --tag -k tester \
+	     ::: tsv ssv cssv csv \
+	     :::+ '\t' '\s+' '[\s,]+' ',' \
+	     ::: '3 $_%=2' 3 c1 'c1 $_%=2' 's/^(\d+[\t ,]+){2}(\d+).*/$2/'
+}
+
 export -f $(compgen -A function | grep par_)
 compgen -A function | grep par_ | LC_ALL=C sort |
     parallel -j6 --tag -k --joblog /tmp/jl-`basename $0` '{} 2>&1'
diff --git a/testsuite/tests-to-run/parallel-local9.sh b/testsuite/tests-to-run/parallel-local9.sh
index bafb6149..e0c8a51a 100644
--- a/testsuite/tests-to-run/parallel-local9.sh
+++ b/testsuite/tests-to-run/parallel-local9.sh
@@ -162,7 +162,7 @@ echo '### Test {#.}'
 $XAP -kv -a <(echo a-noext) -a <(echo b-withext.extension) -a <(echo c-ext.gif) echo {3.} {2.} {1.}
 
 echo "### Tests that failed for OO-rewrite"
-parallel -u --semaphore seq 1 10 '|' pv -qL 20; sem --wait; echo done
+parallel -u --semaphore --id local9 seq 1 10 '|' pv -qL 20; sem --id local9 --wait; echo done
 echo a | parallel echo {1}
 echo "echo a" | parallel
 nice parallel -j1 -I :: -X echo 'a::b::^c::[.}c' ::: 1
diff --git a/testsuite/wanted-results/parallel-local-3s b/testsuite/wanted-results/parallel-local-3s
index d2b0b06a..a1eaffad 100644
--- a/testsuite/wanted-results/parallel-local-3s
+++ b/testsuite/wanted-results/parallel-local-3s
@@ -647,6 +647,450 @@ par_groupby	--block 20 C1 $_%=2 csv ,	parallel: Warning: A record was longer tha
 par_groupby	--block 20 C1 $_%=2 csv ,	parallel: Warning: A record was longer than 27. Increasing to --blocksize 37.
 par_groupby	--block 20 C1 $_%=2 csv ,	parallel: Warning: A record was longer than 37. Increasing to --blocksize 50.
 par_groupby	--block 20 C1 $_%=2 csv ,	parallel: Warning: A record was longer than 50. Increasing to --blocksize 66.
+par_groupby_pipepart	tsv \t 3 $_%=2	### test tsv | --colsep \t --groupby 3 $_%=2
+par_groupby_pipepart	tsv \t 3 $_%=2	NewRec
+par_groupby_pipepart	tsv \t 3 $_%=2	      1       6      19
+par_groupby_pipepart	tsv \t 3 $_%=2	NewRec
+par_groupby_pipepart	tsv \t 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3 $_%=2	NewRec
+par_groupby_pipepart	tsv \t 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3 $_%=2	NewRec
+par_groupby_pipepart	tsv \t 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3 $_%=2	NewRec
+par_groupby_pipepart	tsv \t 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3 $_%=2	NewRec
+par_groupby_pipepart	tsv \t 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3 $_%=2	NewRec
+par_groupby_pipepart	tsv \t 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3 $_%=2	NewRec
+par_groupby_pipepart	tsv \t 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3 $_%=2	NewRec
+par_groupby_pipepart	tsv \t 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3 $_%=2	NewRec
+par_groupby_pipepart	tsv \t 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3 $_%=2	NewRec
+par_groupby_pipepart	tsv \t 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3	### test tsv | --colsep \t --groupby 3
+par_groupby_pipepart	tsv \t 3	NewRec
+par_groupby_pipepart	tsv \t 3	      1       6      19
+par_groupby_pipepart	tsv \t 3	NewRec
+par_groupby_pipepart	tsv \t 3	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3	NewRec
+par_groupby_pipepart	tsv \t 3	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3	NewRec
+par_groupby_pipepart	tsv \t 3	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3	NewRec
+par_groupby_pipepart	tsv \t 3	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3	NewRec
+par_groupby_pipepart	tsv \t 3	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3	NewRec
+par_groupby_pipepart	tsv \t 3	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3	NewRec
+par_groupby_pipepart	tsv \t 3	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3	NewRec
+par_groupby_pipepart	tsv \t 3	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3	NewRec
+par_groupby_pipepart	tsv \t 3	  90000  540000 1170000
+par_groupby_pipepart	tsv \t 3	NewRec
+par_groupby_pipepart	tsv \t 3	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1	### test tsv | --colsep \t --groupby c1
+par_groupby_pipepart	tsv \t c1	NewRec
+par_groupby_pipepart	tsv \t c1	  90001  540006 1170019
+par_groupby_pipepart	tsv \t c1	NewRec
+par_groupby_pipepart	tsv \t c1	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1	NewRec
+par_groupby_pipepart	tsv \t c1	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1	NewRec
+par_groupby_pipepart	tsv \t c1	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1	NewRec
+par_groupby_pipepart	tsv \t c1	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1	NewRec
+par_groupby_pipepart	tsv \t c1	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1	NewRec
+par_groupby_pipepart	tsv \t c1	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1	NewRec
+par_groupby_pipepart	tsv \t c1	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1	NewRec
+par_groupby_pipepart	tsv \t c1	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1	NewRec
+par_groupby_pipepart	tsv \t c1	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1 $_%=2	### test tsv | --colsep \t --groupby c1 $_%=2
+par_groupby_pipepart	tsv \t c1 $_%=2	NewRec
+par_groupby_pipepart	tsv \t c1 $_%=2	  90001  540006 1170019
+par_groupby_pipepart	tsv \t c1 $_%=2	NewRec
+par_groupby_pipepart	tsv \t c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1 $_%=2	NewRec
+par_groupby_pipepart	tsv \t c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1 $_%=2	NewRec
+par_groupby_pipepart	tsv \t c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1 $_%=2	NewRec
+par_groupby_pipepart	tsv \t c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1 $_%=2	NewRec
+par_groupby_pipepart	tsv \t c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1 $_%=2	NewRec
+par_groupby_pipepart	tsv \t c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1 $_%=2	NewRec
+par_groupby_pipepart	tsv \t c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1 $_%=2	NewRec
+par_groupby_pipepart	tsv \t c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t c1 $_%=2	NewRec
+par_groupby_pipepart	tsv \t c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	### test tsv | --colsep \t --groupby s/^(\d+[\t ,]+){2}(\d+).*/$2/
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	      1       6      19
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	tsv \t s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3 $_%=2	### test ssv | --colsep \s+ --groupby 3 $_%=2
+par_groupby_pipepart	ssv \s+ 3 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ 3 $_%=2	      1       6      19
+par_groupby_pipepart	ssv \s+ 3 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ 3 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3	### test ssv | --colsep \s+ --groupby 3
+par_groupby_pipepart	ssv \s+ 3	NewRec
+par_groupby_pipepart	ssv \s+ 3	      1       6      19
+par_groupby_pipepart	ssv \s+ 3	NewRec
+par_groupby_pipepart	ssv \s+ 3	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3	NewRec
+par_groupby_pipepart	ssv \s+ 3	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3	NewRec
+par_groupby_pipepart	ssv \s+ 3	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3	NewRec
+par_groupby_pipepart	ssv \s+ 3	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3	NewRec
+par_groupby_pipepart	ssv \s+ 3	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3	NewRec
+par_groupby_pipepart	ssv \s+ 3	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3	NewRec
+par_groupby_pipepart	ssv \s+ 3	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3	NewRec
+par_groupby_pipepart	ssv \s+ 3	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3	NewRec
+par_groupby_pipepart	ssv \s+ 3	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ 3	NewRec
+par_groupby_pipepart	ssv \s+ 3	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1	### test ssv | --colsep \s+ --groupby c1
+par_groupby_pipepart	ssv \s+ c1	NewRec
+par_groupby_pipepart	ssv \s+ c1	  90001  540006 1170019
+par_groupby_pipepart	ssv \s+ c1	NewRec
+par_groupby_pipepart	ssv \s+ c1	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1	NewRec
+par_groupby_pipepart	ssv \s+ c1	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1	NewRec
+par_groupby_pipepart	ssv \s+ c1	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1	NewRec
+par_groupby_pipepart	ssv \s+ c1	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1	NewRec
+par_groupby_pipepart	ssv \s+ c1	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1	NewRec
+par_groupby_pipepart	ssv \s+ c1	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1	NewRec
+par_groupby_pipepart	ssv \s+ c1	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1	NewRec
+par_groupby_pipepart	ssv \s+ c1	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1	NewRec
+par_groupby_pipepart	ssv \s+ c1	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1 $_%=2	### test ssv | --colsep \s+ --groupby c1 $_%=2
+par_groupby_pipepart	ssv \s+ c1 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ c1 $_%=2	  90001  540006 1170019
+par_groupby_pipepart	ssv \s+ c1 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ c1 $_%=2	NewRec
+par_groupby_pipepart	ssv \s+ c1 $_%=2	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	### test ssv | --colsep \s+ --groupby s/^(\d+[\t ,]+){2}(\d+).*/$2/
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	      1       6      19
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	ssv \s+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1170000
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	### test cssv | --colsep [\s,]+ --groupby 3 $_%=2
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	      1       6      25
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3	### test cssv | --colsep [\s,]+ --groupby 3
+par_groupby_pipepart	cssv [\s,]+ 3	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3	      1       6      25
+par_groupby_pipepart	cssv [\s,]+ 3	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ 3	NewRec
+par_groupby_pipepart	cssv [\s,]+ 3	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1	### test cssv | --colsep [\s,]+ --groupby c1
+par_groupby_pipepart	cssv [\s,]+ c1	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1	  90001  540006 1710025
+par_groupby_pipepart	cssv [\s,]+ c1	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	### test cssv | --colsep [\s,]+ --groupby c1 $_%=2
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	  90001  540006 1710025
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	NewRec
+par_groupby_pipepart	cssv [\s,]+ c1 $_%=2	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	### test cssv | --colsep [\s,]+ --groupby s/^(\d+[\t ,]+){2}(\d+).*/$2/
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	      1       6      25
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1710000
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	cssv [\s,]+ s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000  540000 1710000
+par_groupby_pipepart	csv , 3 $_%=2	### test csv | --colsep , --groupby 3 $_%=2
+par_groupby_pipepart	csv , 3 $_%=2	NewRec
+par_groupby_pipepart	csv , 3 $_%=2	      1       1      19
+par_groupby_pipepart	csv , 3 $_%=2	NewRec
+par_groupby_pipepart	csv , 3 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , 3 $_%=2	NewRec
+par_groupby_pipepart	csv , 3 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , 3 $_%=2	NewRec
+par_groupby_pipepart	csv , 3 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , 3 $_%=2	NewRec
+par_groupby_pipepart	csv , 3 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , 3 $_%=2	NewRec
+par_groupby_pipepart	csv , 3 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , 3 $_%=2	NewRec
+par_groupby_pipepart	csv , 3 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , 3 $_%=2	NewRec
+par_groupby_pipepart	csv , 3 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , 3 $_%=2	NewRec
+par_groupby_pipepart	csv , 3 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , 3 $_%=2	NewRec
+par_groupby_pipepart	csv , 3 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , 3 $_%=2	NewRec
+par_groupby_pipepart	csv , 3 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , 3	### test csv | --colsep , --groupby 3
+par_groupby_pipepart	csv , 3	NewRec
+par_groupby_pipepart	csv , 3	      1       1      19
+par_groupby_pipepart	csv , 3	NewRec
+par_groupby_pipepart	csv , 3	  90000   90000 1170000
+par_groupby_pipepart	csv , 3	NewRec
+par_groupby_pipepart	csv , 3	  90000   90000 1170000
+par_groupby_pipepart	csv , 3	NewRec
+par_groupby_pipepart	csv , 3	  90000   90000 1170000
+par_groupby_pipepart	csv , 3	NewRec
+par_groupby_pipepart	csv , 3	  90000   90000 1170000
+par_groupby_pipepart	csv , 3	NewRec
+par_groupby_pipepart	csv , 3	  90000   90000 1170000
+par_groupby_pipepart	csv , 3	NewRec
+par_groupby_pipepart	csv , 3	  90000   90000 1170000
+par_groupby_pipepart	csv , 3	NewRec
+par_groupby_pipepart	csv , 3	  90000   90000 1170000
+par_groupby_pipepart	csv , 3	NewRec
+par_groupby_pipepart	csv , 3	  90000   90000 1170000
+par_groupby_pipepart	csv , 3	NewRec
+par_groupby_pipepart	csv , 3	  90000   90000 1170000
+par_groupby_pipepart	csv , 3	NewRec
+par_groupby_pipepart	csv , 3	  90000   90000 1170000
+par_groupby_pipepart	csv , c1	### test csv | --colsep , --groupby c1
+par_groupby_pipepart	csv , c1	NewRec
+par_groupby_pipepart	csv , c1	  90001   90001 1170019
+par_groupby_pipepart	csv , c1	NewRec
+par_groupby_pipepart	csv , c1	  90000   90000 1170000
+par_groupby_pipepart	csv , c1	NewRec
+par_groupby_pipepart	csv , c1	  90000   90000 1170000
+par_groupby_pipepart	csv , c1	NewRec
+par_groupby_pipepart	csv , c1	  90000   90000 1170000
+par_groupby_pipepart	csv , c1	NewRec
+par_groupby_pipepart	csv , c1	  90000   90000 1170000
+par_groupby_pipepart	csv , c1	NewRec
+par_groupby_pipepart	csv , c1	  90000   90000 1170000
+par_groupby_pipepart	csv , c1	NewRec
+par_groupby_pipepart	csv , c1	  90000   90000 1170000
+par_groupby_pipepart	csv , c1	NewRec
+par_groupby_pipepart	csv , c1	  90000   90000 1170000
+par_groupby_pipepart	csv , c1	NewRec
+par_groupby_pipepart	csv , c1	  90000   90000 1170000
+par_groupby_pipepart	csv , c1	NewRec
+par_groupby_pipepart	csv , c1	  90000   90000 1170000
+par_groupby_pipepart	csv , c1 $_%=2	### test csv | --colsep , --groupby c1 $_%=2
+par_groupby_pipepart	csv , c1 $_%=2	NewRec
+par_groupby_pipepart	csv , c1 $_%=2	  90001   90001 1170019
+par_groupby_pipepart	csv , c1 $_%=2	NewRec
+par_groupby_pipepart	csv , c1 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , c1 $_%=2	NewRec
+par_groupby_pipepart	csv , c1 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , c1 $_%=2	NewRec
+par_groupby_pipepart	csv , c1 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , c1 $_%=2	NewRec
+par_groupby_pipepart	csv , c1 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , c1 $_%=2	NewRec
+par_groupby_pipepart	csv , c1 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , c1 $_%=2	NewRec
+par_groupby_pipepart	csv , c1 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , c1 $_%=2	NewRec
+par_groupby_pipepart	csv , c1 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , c1 $_%=2	NewRec
+par_groupby_pipepart	csv , c1 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , c1 $_%=2	NewRec
+par_groupby_pipepart	csv , c1 $_%=2	  90000   90000 1170000
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	### test csv | --colsep , --groupby s/^(\d+[\t ,]+){2}(\d+).*/$2/
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	      1       1      19
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000   90000 1170000
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000   90000 1170000
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000   90000 1170000
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000   90000 1170000
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000   90000 1170000
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000   90000 1170000
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000   90000 1170000
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000   90000 1170000
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000   90000 1170000
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	NewRec
+par_groupby_pipepart	csv , s/^(\d+[\t ,]+){2}(\d+).*/$2/	  90000   90000 1170000
 par_jobslot_repl	bug #46232: {%} with --bar/--eta/--shuf or --halt xx% broken
 par_jobslot_repl	1
 par_jobslot_repl	2
diff --git a/testsuite/wanted-results/parallel-local9 b/testsuite/wanted-results/parallel-local9
index 091bd921..b48317f6 100644
--- a/testsuite/wanted-results/parallel-local9
+++ b/testsuite/wanted-results/parallel-local9
@@ -369,7 +369,7 @@ echo c-ext b-withext a-noext
 c-ext b-withext a-noext
 echo "### Tests that failed for OO-rewrite"
 ### Tests that failed for OO-rewrite
-parallel -u --semaphore seq 1 10 '|' pv -qL 20; sem --wait; echo done
+parallel -u --semaphore --id local9 seq 1 10 '|' pv -qL 20; sem --id local9 --wait; echo done
 1
 2
 3
diff --git a/testsuite/wanted-results/parallel-polarhome b/testsuite/wanted-results/parallel-polarhome
index 4ea9183e..a72d3ec3 100644
--- a/testsuite/wanted-results/parallel-polarhome
+++ b/testsuite/wanted-results/parallel-polarhome
@@ -38,6 +38,7 @@ bin/parallel netbsd	copy netbsd bin/parallel parallel
 bin/parallel openbsd	copy openbsd bin/parallel parallel
 bin/parallel freebsd	copy freebsd bin/parallel parallel
 bin/parallel debian	copy debian bin/parallel parallel
+bin/parallel hurd	copy hurd bin/parallel parallel
 bin/parallel minix	copy minix bin/parallel parallel
 bin/env_parallel qnx	copy qnx bin/env_parallel env_parallel
 bin/env_parallel pidora	copy pidora bin/env_parallel env_parallel
@@ -63,6 +64,7 @@ bin/env_parallel netbsd	copy netbsd bin/env_parallel env_parallel
 bin/env_parallel openbsd	copy openbsd bin/env_parallel env_parallel
 bin/env_parallel freebsd	copy freebsd bin/env_parallel env_parallel
 bin/env_parallel debian	copy debian bin/env_parallel env_parallel
+bin/env_parallel hurd	copy hurd bin/env_parallel env_parallel
 bin/env_parallel minix	copy minix bin/env_parallel env_parallel
 bin/env_parallel.ash qnx	copy qnx bin/env_parallel.ash env_parallel.ash
 bin/env_parallel.ash pidora	copy pidora bin/env_parallel.ash env_parallel.ash
@@ -88,6 +90,7 @@ bin/env_parallel.ash netbsd	copy netbsd bin/env_parallel.ash env_parallel.ash
 bin/env_parallel.ash openbsd	copy openbsd bin/env_parallel.ash env_parallel.ash
 bin/env_parallel.ash freebsd	copy freebsd bin/env_parallel.ash env_parallel.ash
 bin/env_parallel.ash debian	copy debian bin/env_parallel.ash env_parallel.ash
+bin/env_parallel.ash hurd	copy hurd bin/env_parallel.ash env_parallel.ash
 bin/env_parallel.ash minix	copy minix bin/env_parallel.ash env_parallel.ash
 bin/env_parallel.bash qnx	copy qnx bin/env_parallel.bash env_parallel.bash
 bin/env_parallel.bash pidora	copy pidora bin/env_parallel.bash env_parallel.bash
@@ -113,6 +116,7 @@ bin/env_parallel.bash netbsd	copy netbsd bin/env_parallel.bash env_parallel.bash
 bin/env_parallel.bash openbsd	copy openbsd bin/env_parallel.bash env_parallel.bash
 bin/env_parallel.bash freebsd	copy freebsd bin/env_parallel.bash env_parallel.bash
 bin/env_parallel.bash debian	copy debian bin/env_parallel.bash env_parallel.bash
+bin/env_parallel.bash hurd	copy hurd bin/env_parallel.bash env_parallel.bash
 bin/env_parallel.bash minix	copy minix bin/env_parallel.bash env_parallel.bash
 bin/env_parallel.csh qnx	copy qnx bin/env_parallel.csh env_parallel.csh
 bin/env_parallel.csh pidora	copy pidora bin/env_parallel.csh env_parallel.csh
@@ -138,6 +142,7 @@ bin/env_parallel.csh netbsd	copy netbsd bin/env_parallel.csh env_parallel.csh
 bin/env_parallel.csh openbsd	copy openbsd bin/env_parallel.csh env_parallel.csh
 bin/env_parallel.csh freebsd	copy freebsd bin/env_parallel.csh env_parallel.csh
 bin/env_parallel.csh debian	copy debian bin/env_parallel.csh env_parallel.csh
+bin/env_parallel.csh hurd	copy hurd bin/env_parallel.csh env_parallel.csh
 bin/env_parallel.csh minix	copy minix bin/env_parallel.csh env_parallel.csh
 bin/env_parallel.dash qnx	copy qnx bin/env_parallel.dash env_parallel.dash
 bin/env_parallel.dash pidora	copy pidora bin/env_parallel.dash env_parallel.dash
@@ -163,6 +168,7 @@ bin/env_parallel.dash netbsd	copy netbsd bin/env_parallel.dash env_parallel.dash
 bin/env_parallel.dash openbsd	copy openbsd bin/env_parallel.dash env_parallel.dash
 bin/env_parallel.dash freebsd	copy freebsd bin/env_parallel.dash env_parallel.dash
 bin/env_parallel.dash debian	copy debian bin/env_parallel.dash env_parallel.dash
+bin/env_parallel.dash hurd	copy hurd bin/env_parallel.dash env_parallel.dash
 bin/env_parallel.dash minix	copy minix bin/env_parallel.dash env_parallel.dash
 bin/env_parallel.fish qnx	copy qnx bin/env_parallel.fish env_parallel.fish
 bin/env_parallel.fish pidora	copy pidora bin/env_parallel.fish env_parallel.fish
@@ -188,6 +194,7 @@ bin/env_parallel.fish netbsd	copy netbsd bin/env_parallel.fish env_parallel.fish
 bin/env_parallel.fish openbsd	copy openbsd bin/env_parallel.fish env_parallel.fish
 bin/env_parallel.fish freebsd	copy freebsd bin/env_parallel.fish env_parallel.fish
 bin/env_parallel.fish debian	copy debian bin/env_parallel.fish env_parallel.fish
+bin/env_parallel.fish hurd	copy hurd bin/env_parallel.fish env_parallel.fish
 bin/env_parallel.fish minix	copy minix bin/env_parallel.fish env_parallel.fish
 bin/env_parallel.ksh qnx	copy qnx bin/env_parallel.ksh env_parallel.ksh
 bin/env_parallel.ksh pidora	copy pidora bin/env_parallel.ksh env_parallel.ksh
@@ -213,6 +220,7 @@ bin/env_parallel.ksh netbsd	copy netbsd bin/env_parallel.ksh env_parallel.ksh
 bin/env_parallel.ksh openbsd	copy openbsd bin/env_parallel.ksh env_parallel.ksh
 bin/env_parallel.ksh freebsd	copy freebsd bin/env_parallel.ksh env_parallel.ksh
 bin/env_parallel.ksh debian	copy debian bin/env_parallel.ksh env_parallel.ksh
+bin/env_parallel.ksh hurd	copy hurd bin/env_parallel.ksh env_parallel.ksh
 bin/env_parallel.ksh minix	copy minix bin/env_parallel.ksh env_parallel.ksh
 bin/env_parallel.mksh qnx	copy qnx bin/env_parallel.mksh env_parallel.mksh
 bin/env_parallel.mksh pidora	copy pidora bin/env_parallel.mksh env_parallel.mksh
@@ -238,6 +246,7 @@ bin/env_parallel.mksh netbsd	copy netbsd bin/env_parallel.mksh env_parallel.mksh
 bin/env_parallel.mksh openbsd	copy openbsd bin/env_parallel.mksh env_parallel.mksh
 bin/env_parallel.mksh freebsd	copy freebsd bin/env_parallel.mksh env_parallel.mksh
 bin/env_parallel.mksh debian	copy debian bin/env_parallel.mksh env_parallel.mksh
+bin/env_parallel.mksh hurd	copy hurd bin/env_parallel.mksh env_parallel.mksh
 bin/env_parallel.mksh minix	copy minix bin/env_parallel.mksh env_parallel.mksh
 bin/env_parallel.pdksh qnx	copy qnx bin/env_parallel.pdksh env_parallel.pdksh
 bin/env_parallel.pdksh pidora	copy pidora bin/env_parallel.pdksh env_parallel.pdksh
@@ -263,6 +272,7 @@ bin/env_parallel.pdksh netbsd	copy netbsd bin/env_parallel.pdksh env_parallel.pd
 bin/env_parallel.pdksh openbsd	copy openbsd bin/env_parallel.pdksh env_parallel.pdksh
 bin/env_parallel.pdksh freebsd	copy freebsd bin/env_parallel.pdksh env_parallel.pdksh
 bin/env_parallel.pdksh debian	copy debian bin/env_parallel.pdksh env_parallel.pdksh
+bin/env_parallel.pdksh hurd	copy hurd bin/env_parallel.pdksh env_parallel.pdksh
 bin/env_parallel.pdksh minix	copy minix bin/env_parallel.pdksh env_parallel.pdksh
 bin/env_parallel.sh qnx	copy qnx bin/env_parallel.sh env_parallel.sh
 bin/env_parallel.sh pidora	copy pidora bin/env_parallel.sh env_parallel.sh
@@ -288,6 +298,7 @@ bin/env_parallel.sh netbsd	copy netbsd bin/env_parallel.sh env_parallel.sh
 bin/env_parallel.sh openbsd	copy openbsd bin/env_parallel.sh env_parallel.sh
 bin/env_parallel.sh freebsd	copy freebsd bin/env_parallel.sh env_parallel.sh
 bin/env_parallel.sh debian	copy debian bin/env_parallel.sh env_parallel.sh
+bin/env_parallel.sh hurd	copy hurd bin/env_parallel.sh env_parallel.sh
 bin/env_parallel.sh minix	copy minix bin/env_parallel.sh env_parallel.sh
 bin/env_parallel.tcsh qnx	copy qnx bin/env_parallel.tcsh env_parallel.tcsh
 bin/env_parallel.tcsh pidora	copy pidora bin/env_parallel.tcsh env_parallel.tcsh
@@ -313,6 +324,7 @@ bin/env_parallel.tcsh netbsd	copy netbsd bin/env_parallel.tcsh env_parallel.tcsh
 bin/env_parallel.tcsh openbsd	copy openbsd bin/env_parallel.tcsh env_parallel.tcsh
 bin/env_parallel.tcsh freebsd	copy freebsd bin/env_parallel.tcsh env_parallel.tcsh
 bin/env_parallel.tcsh debian	copy debian bin/env_parallel.tcsh env_parallel.tcsh
+bin/env_parallel.tcsh hurd	copy hurd bin/env_parallel.tcsh env_parallel.tcsh
 bin/env_parallel.tcsh minix	copy minix bin/env_parallel.tcsh env_parallel.tcsh
 bin/env_parallel.zsh qnx	copy qnx bin/env_parallel.zsh env_parallel.zsh
 bin/env_parallel.zsh pidora	copy pidora bin/env_parallel.zsh env_parallel.zsh
@@ -338,6 +350,7 @@ bin/env_parallel.zsh netbsd	copy netbsd bin/env_parallel.zsh env_parallel.zsh
 bin/env_parallel.zsh openbsd	copy openbsd bin/env_parallel.zsh env_parallel.zsh
 bin/env_parallel.zsh freebsd	copy freebsd bin/env_parallel.zsh env_parallel.zsh
 bin/env_parallel.zsh debian	copy debian bin/env_parallel.zsh env_parallel.zsh
+bin/env_parallel.zsh hurd	copy hurd bin/env_parallel.zsh env_parallel.zsh
 bin/env_parallel.zsh minix	copy minix bin/env_parallel.zsh env_parallel.zsh
 bin/parcat qnx	copy qnx bin/parcat parcat
 bin/parcat pidora	copy pidora bin/parcat parcat
@@ -363,6 +376,7 @@ bin/parcat netbsd	copy netbsd bin/parcat parcat
 bin/parcat openbsd	copy openbsd bin/parcat parcat
 bin/parcat freebsd	copy freebsd bin/parcat parcat
 bin/parcat debian	copy debian bin/parcat parcat
+bin/parcat hurd	copy hurd bin/parcat parcat
 bin/parcat minix	copy minix bin/parcat parcat
 Done copying