def get_train_images_paths(self, class_name) -> List[Path]:
        """
        Gets the training set image paths.

        :param class_name: names of the classes of the images to be
            collected.
        :returns img_paths: list of strings (paths)
        """
        train_img_folder: Path = self.data_folder / "train" / class_name / "images"

        img_paths = [f for f in train_img_folder.iterdir() if f.is_file()]

        return img_paths

        Gets the training set image paths.

        :param class_name: names of the classes of the images to be
            collected.
        :returns img_paths: list of strings (paths)
        
avalanche/benchmarks/datasets/tiny_imagenet/tiny_imagenet.py