5a68c464caac68e4623f9a7b173bcf24aa719a5c,tensorflow_datasets/text/trivia_qa.py,TriviaQA,_generate_examples,#TriviaQA#Any#Any#Any#,230

Before Change

    for filepath in files:
      logging.info("generating examples from = %s", filepath)
      with tf.io.gfile.GFile(filepath) as f:
        triviaqa = json.load(f)
        for article in triviaqa["Data"]:
          if "Answer" in article:
            answer = article["Answer"]
            answer_dict = {
                "aliases":
                    _strip(answer["Aliases"]),
                "normalized_aliases":
                    _strip(answer["NormalizedAliases"]),
                "matched_wiki_entity_name":
                    answer.get("MatchedWikiEntryName", "").strip(),
                "normalized_matched_wiki_entity_name":
                    answer.get("NormalizedMatchedWikiEntryName", "").strip(),
                "normalized_value":
                    answer["NormalizedValue"].strip(),
                "type":
                    answer["Type"].strip(),
                "value":
                    answer["Value"].strip(),
            }
          else:
            answer_dict = {
                "aliases":
                    [],
                "normalized_aliases":
                    [],
                "matched_wiki_entity_name":
                    "<unk>",
                "normalized_matched_wiki_entity_name":
                    "<unk>",
                "normalized_value":
                    "<unk>",
                "type":
                    "",
                "value":
                    "<unk>",
            }

          if self.builder_config.exclude_context:
            article["SearchResults"] = []
            article["EntityPages"] = []

          def _add_context(collection, context_field, file_dir):
            Adds context from file, or skips if file does not exist.
            new_items = []
            for item in collection:
              if "Filename" not in item:
                logging.info("Missing context "Filename", skipping.")
                continue

              new_item = item.copy()
              fname = item["Filename"]
              try:
                with tf.io.gfile.GFile(os.path.join(file_dir, fname)) as f:
                  new_item[context_field] = f.read()
              except (IOError, tf.errors.NotFoundError):
                logging.info("File does not exist, skipping: %s", fname)
                continue
              new_items.append(new_item)
            return new_items

          def _strip_if_str(v):
            return v.strip() if isinstance(v, six.string_types) else v
          def _transpose_and_strip_dicts(dicts, field_names):
            return {
                tfds.core.naming.camelcase_to_snakecase(k):
                    [_strip_if_str(d[k]) for d in dicts]
                for k in field_names
            }

          search_results = _transpose_and_strip_dicts(
              _add_context(
                  article.get("SearchResults", []), "SearchContext", web_dir),
              ["Description", "Filename", "Rank", "Title", "Url",
               "SearchContext"])

          entity_pages = _transpose_and_strip_dicts(
              _add_context(
                  article.get("EntityPages", []), "WikiContext", wiki_dir),
              ["DocSource", "Filename", "Title", "WikiContext"])

          question = article["Question"].strip()
          question_id = article["QuestionId"]
          question_source = article["QuestionSource"].strip()

          yield "%s_%s" % (os.path.basename(filepath), question_id), {
              "entity_pages": entity_pages,
              "search_results": search_results,
              "question": question,
              "question_id": question_id,
              "question_source": question_source,
              "answer": answer_dict,
          }

After Change

      fname = os.path.basename(filepath)

      with tf.io.gfile.GFile(filepath) as f:
        current_record = ""
        for line in f:
          if line == "        {\n":
            current_record = line
          elif line.startswith("        }"):  // Handles final record as well.
            article = json.loads(current_record + "}")
            current_record = ""
            example = parse_example(article)
            yield "%s_%s" % (fname, example["question_id"]), example
          else:
            current_record += line

Instances