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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 create_new_csv(samples, args):
 """create csv file that can be use with bcbio -w template"""

    out_fn = os.path.splitext(args.csv)[0] + "-merged.csv"
    logger.info("Preparing new csv: %s" % out_fn)
    with file_transaction(out_fn) as tx_out:
        with open(tx_out, 'w') as handle:
            handle.write(_header(args.csv))
            for s in samples:
                sample_name = s['name'] if isinstance(s['out_file'], list) else os.path.basename(s['out_file'])
                handle.write("%s,%s,%s\n" % (sample_name, s['name'], ",".join(s['anno'])))