shuffle_records
Martin Asser Hansen edited this page Oct 2, 2015
·
6 revisions
shuffle_records shuffles the records in the stream and output the records in random order.
Beware of memory usage since all records are loaded into memory for shuffling.
... | shuffle_records [options]
[-? | --help] # Print full usage description.
[-I <file!> | --stream_in=<file>!] # Read input from stream file - Default=STDIN
[-O <file> | --stream_out=<file>] # Write output to stream file - Default=STDOUT
[-v | --verbose] # Verbose output.
Consider the following FASTA entries in the file test.fna:
>test1
aaaa
>test2
tttt
>test3
cccc
>test4
gggg
To shuffle the records do:
read_fasta -i test.fna | shuffle_records | write_fasta -x
>test3
cccc
>test2
tttt
>test1
aaaa
>test4
gggg
Martin Asser Hansen - Copyright (C) - All rights reserved.
December 2010
GNU General Public License version 2
http://www.gnu.org/copyleft/gpl.html
shuffle_records is part of the Biopieces framework.