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adds docs for docker caching for managed python #15689

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zanieb merged 1 commit into from
Sep 4, 2025
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adds docs for docker caching for managed python #15689

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10 changes: 10 additions & 0 deletions docs/guides/integration/docker.md
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Expand Up @@ -367,6 +367,16 @@ not being able to use hard links since the cache and sync target are on separate
If you're not mounting the cache, image size can be reduced by using the `--no-cache` flag or
setting `UV_NO_CACHE`.

By default, managed Python installations are not cached before being installed. Setting
`UV_PYTHON_CACHE_DIR` can be used in combination with a cache mount:

```dockerfile title="Dockerfile"
ENV UV_PYTHON_CACHE_DIR=/root/.cache/uv/python

RUN --mount=type=cache,target=/root/.cache/uv \
uv python install
```

!!! note

The cache directory's location can be determined by running the `uv cache dir` command in the
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