def METHOD_NAME(self):
    """
    Find the latest file of the file type and download it to the temp_dir
    """
    files = self.s3_client.list_objects_v2(
        Bucket=settings.PRIVATE_DATA_BUCKET_NAME, Prefix=f"{self.import_type}/"
    )["Contents"]
    latest_file_key = sorted(files, key=lambda f: f["LastModified"])[0]["Key"]
    print(latest_file_key)
    file = Path(self.tmp_dir.name) / self.import_type / "full.csv"
    file.parent.mkdir(exist_ok=True, parents=True)
    self.file_path = file
    with file.open("wb") as f:
        self.s3_client.download_fileobj(
            settings.PRIVATE_DATA_BUCKET_NAME, latest_file_key, f
        )