Mercurial > repos > yufei-luo > s_mart
view SMART/Java/Python/modifyFasta.py @ 58:5f5c9b74c2dd
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author | m-zytnicki |
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date | Fri, 07 Feb 2014 11:53:36 -0500 |
parents | 769e306b7933 |
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#! /usr/bin/env python # # Copyright INRA-URGI 2009-2010 # # This software is governed by the CeCILL license under French law and # abiding by the rules of distribution of free software. You can use, # modify and/ or redistribute the software under the terms of the CeCILL # license as circulated by CEA, CNRS and INRIA at the following URL # "http://www.cecill.info". # # As a counterpart to the access to the source code and rights to copy, # modify and redistribute granted by the license, users are provided only # with a limited warranty and the software's author, the holder of the # economic rights, and the successive licensors have only limited # liability. # # In this respect, the user's attention is drawn to the risks associated # with loading, using, modifying and/or developing or reproducing the # software by the user in light of its specific status of free software, # that may mean that it is complicated to manipulate, and that also # therefore means that it is reserved for developers and experienced # professionals having in-depth computer knowledge. Users are therefore # encouraged to load and test the software's suitability as regards their # requirements in conditions enabling the security of their systems and/or # data to be ensured and, more generally, to use and operate it in the # same conditions as regards security. # # The fact that you are presently reading this means that you have had # knowledge of the CeCILL license and that you accept its terms. # """Modify the content of a FASTA file""" from optparse import OptionParser from commons.core.parsing.FastaParser import FastaParser from commons.core.writer.FastaWriter import FastaWriter from SMART.Java.Python.misc.Progress import Progress if __name__ == "__main__": # parse command line description = "Modify Sequence List v1.0.1: Extend or shring a list of sequences. [Category: Data Modification]" parser = OptionParser(description = description) parser.add_option("-i", "--input", dest="inputFileName", action="store", type="string", help="input file [compulsory] [format: file in FASTA format]") parser.add_option("-o", "--output", dest="outputFileName", action="store", default=None, type="string", help="output file [compulsory] [format: output file in FASTA format]") parser.add_option("-s", "--start", dest="start", action="store", default=None, type="int", help="keep first nucleotides [format: int]") parser.add_option("-e", "--end", dest="end", action="store", default=None, type="int", help="keep last nucleotides [format: int]") parser.add_option("-v", "--verbosity", dest="verbosity", action="store", default=1, type="int", help="trace level [format: int]") (options, args) = parser.parse_args() parser = FastaParser(options.inputFileName, options.verbosity) writer = FastaWriter(options.outputFileName, options.verbosity) progress = Progress(parser.getNbSequences(), "Reading file %s" % (options.inputFileName), options.verbosity) for sequence in parser.getIterator(): if options.start != None: sequence.shrinkToFirstNucleotides(options.start) if options.end != None: sequence.shrinkToLastNucleotides(options.end) writer.addSequence(sequence) progress.inc() progress.done()