downloadutil

一个Python模块，包含下载和提取存档的常用工具。

用例

• 从URL下载存档以及从同一URL（添加".sha256"后缀）下载预期的SHA256校验和。验证校验和。
• 如上所述下载存档并将其提取到目标目录，同时仍保留存档在特殊缓存目录中。

作为命令行工具使用

作为 downloadutil 或 python3 -m downloadutil 调用。

usage: downloadutil [-h] --url URL [--dest-dir-parent DEST_DIR_PARENT] [--cache-dir CACHE_DIR] [--no-cache] [--verify-checksum] [--verbose]

options:
  -h, --help            show this help message and exit
  --url URL             URL to download.
  --dest-dir-parent DEST_DIR_PARENT
                        Parent directory in which to extract the archive
  --cache-dir CACHE_DIR
                        Download cache directory on the locally mounted disk. Must have enough space.
  --no-cache            Do not use a cache directory
  --verify-checksum     In addition to downloading the given URL, also download the SHA256 checksum file from the URL obtained by appending an .sha256 suffix, and verifying the checksum.
  --verbose             Verbose logging