code: def markdown_single_text(self, catalog, cdli_number):
          
          if cdli_number in catalog:
              pnum = catalog[cdli_number]['pnum']
              edition = catalog[cdli_number]['edition']
              metadata = '\n\t'.join(catalog[cdli_number]['metadata'])
              transliteration = '\n\t'.join(catalog[cdli_number]['transliteration'])
              normalization = '\n\t'.join(catalog[cdli_number]['normalization'])
              translation = '\n\t'.join(catalog[cdli_number]['translation'])
              m_d = """{edition}
  {pnum}
  ---
  ### metadata
      {metadata}
  ### transliteration
      {trans}
  ### normalization
      {norm}
  ### translation
      {translation}  
  """.format(pnum=pnum, edition=edition, metadata=metadata,
             trans=transliteration, norm=normalization,
             translation=translation)
              self.markdown_text = m_d
docs: Prints single text in file in markdown.
         :param catalog: text ingested by cdli_corpus
         :param cdli_number: text you wish to print
         :return: output in filename.md