pip --download-cache

[snippsat]

As of pip 8 --download-cache was dropped, pip should be using cache by default that can be turned off with --no-cache-dir.

λ pip -V
pip 9.0.1 ...

λ pip --help | grep cache
  --cache-dir <dir>           Store the cache data in <dir>.
  --no-cache-dir              Disable the cache.

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