code: def get_logfile_name(tags):
    
    if not os.path.exists(sd.LOG_DIR):
      os.mkdir(sd.LOG_DIR)
    filename = "log"
    for tag in tags:
      filename += "_{}".format(tag)
    filename += ".txt"
    filename = os.path.join(sd.LOG_DIR,filename)
    return filename
docs: Formulates a log file name that incorporates the provided tags.
  
    The log file will be located in ``scgpm_seqresults_dnanexus.LOG_DIR``.
    
    Args:
        tags: `list` of tags to append to the log file name. Each tag will be '_' delimited. Each tag
            will be added in the same order as provided.