code: def assemble_tlg_works_filepaths():
      """Reads TLG index and builds a list of absolute filepaths."""
      plaintext_dir = make_cltk_path("grc/text/tlg/individual_works/")
      all_filepaths = []
      for author_code in TLG_WORKS_INDEX:
          author_data = TLG_WORKS_INDEX[author_code]
          works = author_data["works"]
          for work in works:
              f = os.path.join(
                  plaintext_dir,
                  author_code + ".TXT" + "-" + work + ".txt",
              )
              all_filepaths.append(f)
      return all_filepaths
  
imports: import os
  import regex
  from cltk.corpora.grc.tlg.tlg_index import TLG_INDEX, TLG_WORKS_INDEX
  from cltk.utils.file_operations import make_cltk_path
label_desc: Use image node_id 3 for calling a global function with example usage: assemble_tlg_works_filepaths() and returns: all_filepaths