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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def vcfutilsConsensus(outFile, vcfFile, id_, _, executor):
 """ Use vcftools to extract consensus FASTA. @param outFile: The C{str} name to write the output to. @param vcfFile: The C{str} name of the VCF file with the calls from the pileup. @param id_: The C{str} identifier to use in the resulting FASTA sequence. @param executor: An C{Executor} instance. """

    executor.execute(
        'vcfutils.pl vcf2fq < %s | '
        'filter-fasta.py --fastq --quiet --saveAs fasta '
        '--idLambda \'lambda id: "%s"\' > %s' %
        (vcfFile, id_, outFile))