code: def annotate_intervals(target_file, data):
      
      out_file = "%s-gcannotated.tsv" % utils.splitext_plus(target_file)[0]
      if not utils.file_uptodate(out_file, target_file):
          with file_transaction(data, out_file) as tx_out_file:
              params = ["-T", "AnnotateIntervals", "-R", dd.get_ref_file(data),
                        "-L", target_file,
                        "--interval-merging-rule", "OVERLAPPING_ONLY",
                        "-O", tx_out_file]
              _run_with_memory_scaling(params, tx_out_file, data)
      return out_file
docs: Provide GC annotated intervals for error correction during panels and denoising.
  
      TODO: include mappability and segmentation duplication inputs