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parallel: --csv initial version.
This commit is contained in:
Ole Tange
parent
8b050b68d4
commit
bbcef1032c
61
src/parallel
61
src/parallel
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@ -1047,6 +1047,7 @@ sub options_hash {
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"max-args|maxargs|n=i" => \$opt::max_args,
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"max-replace-args|N=i" => \$opt::max_replace_args,
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"colsep|col-sep|C=s" => \$opt::colsep,
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"csv"=> \$opt::csv,
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"help|h" => \$opt::help,
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"L=f" => \$opt::L,
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"max-lines|l:f" => \$opt::max_lines,
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@ -1175,6 +1176,14 @@ sub parse_options {
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}
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if(defined $opt::tmuxpane) { $opt::tmux = $opt::tmuxpane; }
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if(defined $opt::colsep) { $Global::trim = 'lr'; }
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if(defined $opt::csv) {
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$Global::use{"Text::CSV"} ||= eval "use Text::CSV; 1;";
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$opt::colsep = defined $opt::colsep ? $opt::colsep : ",";
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my $csv_setting = { binary => 1, sep_char => $opt::colsep };
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my $sep = $csv_setting->{sep_char};
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$Global::csv = Text::CSV->new($csv_setting)
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or die "Cannot use CSV: ".Text::CSV->error_diag ();
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}
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if(defined $opt::header) {
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$opt::colsep = defined $opt::colsep ? $opt::colsep : "\t";
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}
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@ -1242,11 +1251,11 @@ sub parse_options {
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# Is the output a dir or CSV-file?
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if($opt::results =~ /\.csv$/i) {
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# CSV with , as separator
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$Global::csv = ",";
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$Global::csvsep = ",";
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$Global::membuffer ||= 1;
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} elsif($opt::results =~ /\.tsv$/i) {
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# CSV with TAB as separator
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$Global::csv = "\t";
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$Global::csvsep = "\t";
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$Global::membuffer ||= 1;
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}
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}
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@ -1254,7 +1263,7 @@ sub parse_options {
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my ($compress, $decompress) = find_compression_program();
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$opt::compress_program ||= $compress;
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$opt::decompress_program ||= $decompress;
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if(($opt::results and not $Global::csv) or $opt::files) {
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if(($opt::results and not $Global::csvsep) or $opt::files) {
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# No need for decompressing
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$opt::decompress_program = "cat >/dev/null";
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}
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@ -4098,7 +4107,7 @@ sub usage {
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"If you use programs that use GNU Parallel to process data for an article in a",
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"scientific publication, please cite:",
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"",
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" O. Tange (2018): GNU Parallel 2018, Apr 2018, ISBN 9781387509881,",
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" O. Tange (2018): GNU Parallel 2018, Mar 2018, ISBN 9781387509881,",
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" DOI https://doi.org/10.5281/zenodo.1146014",
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"",
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"This helps funding further development; AND IT WON'T COST YOU A CENT.",
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@ -4126,7 +4135,7 @@ sub citation_notice {
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"If you use programs that use GNU Parallel to process data for an article in a",
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"scientific publication, please cite:",
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"",
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" O. Tange (2018): GNU Parallel 2018, Apr 2018, ISBN 9781387509881,",
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" O. Tange (2018): GNU Parallel 2018, Mar 2018, ISBN 9781387509881,",
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" DOI https://doi.org/10.5281/zenodo.1146014",
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"",
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"This helps funding further development; AND IT WON'T COST YOU A CENT.",
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@ -4220,7 +4229,7 @@ sub citation {
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" author = {Tange, Ole},",
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" title = {GNU Parallel 2018},",
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" publisher = {Ole Tange},",
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" month = Apr,",
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" month = Mar,",
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" year = 2018,",
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" ISBN = {9781387509881},",
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" doi = {10.5281/zenodo.1146014},",
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@ -7146,7 +7155,7 @@ sub openoutputfiles {
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}
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# Return immediately because we do not need setting filenames
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return;
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} elsif($opt::results and not $Global::csv) {
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} elsif($opt::results and not $Global::csvsep) {
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my $out = $self->{'commandline'}->results_out();
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my $seqname;
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if($out eq $opt::results or $out =~ m:/$:) {
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@ -8841,7 +8850,7 @@ sub print {
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if($opt::sqlworker and not $opt::results) {
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$Global::sql->output($self);
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}
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if($Global::csv) {
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if($Global::csvsep) {
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# Add output to CSV when finished
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$self->print_csv();
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}
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@ -8905,7 +8914,7 @@ sub print {
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sub combine_ref {
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# Inspired by Text::CSV_PP::_combine (by Makamaka Hannyaharamitu)
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my @part = @_;
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my $sep = $Global::csv;
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my $sep = $Global::csvsep;
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my $quot = '"';
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my @out = ();
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@ -9008,7 +9017,7 @@ sub print_linebuffer {
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}
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}
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if(not $self->virgin()) {
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if($opt::files or ($opt::results and not $Global::csv)) {
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if($opt::files or ($opt::results and not $Global::csvsep)) {
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# Print filename
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if($fdno == 1 and not $self->fh($fdno,"printed")) {
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print $out_fd $self->tag(),$self->fh($fdno,"name"),"\n";
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@ -9055,7 +9064,7 @@ sub print_linebuffer {
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$self->add_returnsize($outputlength);
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}
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if(defined $self->{'exitstatus'}) {
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if($opt::files or ($opt::results and not $Global::csv)) {
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if($opt::files or ($opt::results and not $Global::csvsep)) {
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$self->add_returnsize(-s $self->fh($fdno,"name"));
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} else {
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# If the job is dead: print the remaining partial line
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@ -10459,7 +10468,7 @@ sub new {
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# Open SQL table
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$arg_sub_queue = SQLRecordQueue->new();
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} elsif(defined $colsep) {
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# Open one file with colsep
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# Open one file with colsep or CSV
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$arg_sub_queue = RecordColQueue->new($fhs);
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} else {
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# Open one or more files if multiple -a
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@ -10561,9 +10570,20 @@ sub get {
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my $line = $arg->orig();
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::debug("run", "line='$line'\n");
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if($line ne "") {
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if($opt::csv) {
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# Parse CSV
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chomp $line;
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if(not $Global::csv->parse($line)) {
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die "CSV has unexpected format: ^$line^";
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}
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for($Global::csv->fields()) {
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push @out_record, Arg->new($_);
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}
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} else {
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for my $s (split /$opt::colsep/o, $line, -1) {
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push @out_record, Arg->new($s);
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}
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}
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} else {
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push @out_record, Arg->new("");
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}
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@ -10797,15 +10817,30 @@ sub read_arg_from_fh {
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my $fh = shift;
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my $prepend;
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my $arg;
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my $double_quotes = 0;
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do {{
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# This makes 10% faster
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if(not ($arg = <$fh>)) {
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if(not defined ($arg = <$fh>)) {
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if(defined $prepend) {
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return Arg->new($prepend);
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} else {
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return undef;
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}
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}
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if($opt::csv) {
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# We need to read a full CSV line.
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$double_quotes += ($arg =~ y/"/"/);
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if($double_quotes % 2) {
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# CSV halflines with quoting:
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# col1,"col2 2""x3"" board newline <-this one
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# cont",col3
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$prepend .= $arg;
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redo;
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} else {
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# Now we have a full CSV line
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$double_quotes = 0;
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}
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}
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# Remove delimiter
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chomp $arg;
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if($Global::end_of_file_string and
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@ -592,6 +592,21 @@ Use I<prg> for (de)compressing temporary files. It is assumed that I<prg
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output) unless B<--decompress-program> is given.
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=item B<--csv> (alpha testing)
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Treat input as CSV-format. B<--colsep> sets the field delimiter. It
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works very much like B<--colsep> except it deals correctly with
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quoting:
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echo '"1 big, 2 small","2""x4"" plank",12.34' |
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parallel --csv echo {1} of {2} at {3}
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Even quoted newlines are parsed correctly:
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(echo '"Start of field 1 with newline'
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echo 'Line 2 in field 1";value 2') |
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parallel --csv --colsep ';' echo Field 1: {1} Field 2: {2}
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=item B<--delimiter> I<delim>
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=item B<-d> I<delim>
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@ -847,6 +847,20 @@ par_dryrun_append_joblog() {
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wc -l < /tmp/jl.$$
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}
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par_0_no_newline() {
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echo 'A single zero without \n should not be ignored'
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echo -n 0 | parallel echo
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}
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par_csv() {
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(echo '"col1""x3""","new'
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echo 'line col2","new2'
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echo 'line col3",col 4') |
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parallel --csv echo {1}-{2}-{3}-{4}
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echo '"2""x3"" board","Value with ,",Column 3' |
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parallel --csv echo {1}-{2}-{3}
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}
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export -f $(compgen -A function | grep par_)
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compgen -A function | grep par_ | sort |
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parallel -j6 --tag -k --joblog +/tmp/jl-`basename $0` '{} 2>&1'
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@ -1329,6 +1329,8 @@ echo '### Test --tty'
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/dev/tty
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### 1 .par file from --files expected
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0
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par_0_no_newline A single zero without \n should not be ignored
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par_0_no_newline 0
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par_X_eta_div_zero ### bug #34422: parallel -X --eta crashes with div by zero
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par_X_eta_div_zero
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par_X_eta_div_zero Computers / CPU cores / Max jobs to run
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@ -1360,6 +1362,10 @@ par_blocking_redir stdout
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par_colsep_0 bug --colsep 0
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par_colsep_0 OK
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par_colsep_0 OK
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par_csv col1"x3"-new
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par_csv line col2-new2
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par_csv line col3-col 4
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par_csv 2"x3" board-Value with ,-Column 3
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par_dryrun_append_joblog --dry-run should not append to joblog
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par_dryrun_append_joblog 1
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par_dryrun_append_joblog 2
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