Tensorflow Datasets v1.0.1 API tfds.download (三)

本文深入探讨了TFDS (TensorFlow Datasets) 中的下载管理器功能,包括配置选项、资源处理、文件提取方法及缓存策略。适用于理解TFDS如何高效地下载和准备数据集。

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Module: tfds.download

Defined in core/download/init.py.

tfds.download.DownloadManager API.

Classes

  • class DownloadConfig: Configuration for tfds.core.DatasetBuilder.download_and_prepare.

  • class DownloadManager: Manages the download and extraction of files, as well as caching.

  • class ComputeStatsMode: Mode to decide if dynamic dataset info fields should be computed or not.

  • class GenerateMode: Enum for how to treat pre-existing downloads and data.

  • class Resource: Represents a resource to download, extract, or both.

  • class ExtractMethod: The extraction method to use to pre-process a downloaded file.

Functions

  • iter_archive(…): Yields (path_in_archive, f_obj) for archive at path using tfds.download.ExtractMethod
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