def get_logfile_name(tags):
  """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.
  """
  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
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.