def METHOD_NAME(self, filepath, split):
    """This function returns the examples in the raw (text) form."""
    logger.info("generating examples from = %s", filepath)
    with open(filepath, encoding="utf8") as f:
        reader = csv.DictReader(f, delimiter="\t", quoting=csv.QUOTE_NONE)
        for idx, row in enumerate(reader):
            example = {}
            example["id"] = idx
            example["text_a"] = row["text_a"]
            if split == "train":
                example["label"] = row["label"]
            else:
                example["label"] = ""
            # Filter out corrupted rows.
            for value in example.values():
                if value is None:
                    break
            else:
                yield idx, example