mirror of
https://github.com/kennethreitz/heroku-buildpack-python.git
synced 2026-06-05 15:00:19 +00:00
Casey
49e9147439
* track usage of older feature steps * remove typo whitespace * make buildvars consistently cased
37 lines
1.2 KiB
Bash
Executable File
37 lines
1.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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# This script serves as the NLTK build step of the
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# [**Python Buildpack**](https://github.com/heroku/heroku-buildpack-python)
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# compiler.
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#
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# A [buildpack](https://devcenter.heroku.com/articles/buildpacks) is an
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# adapter between a Python application and Heroku's runtime.
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#
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# This script is invoked by [`bin/compile`](/).
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# Syntax sugar.
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# shellcheck source=bin/utils
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source "$BIN_DIR/utils"
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# Check that nltk was installed by pip, otherwise obviously not needed
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if sp-grep -s nltk; then
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puts-step "Downloading NLTK corpora…"
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nltk_packages_definition="$BUILD_DIR/nltk.txt"
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if [ -f "$nltk_packages_definition" ]; then
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readarray -t nltk_packages < "$nltk_packages_definition"
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puts-step "Downloading NLTK packages: ${nltk_packages[*]}"
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python -m nltk.downloader -d "$BUILD_DIR/.heroku/python/nltk_data" "${nltk_packages[@]}" | indent
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set_env NLTK_DATA "/app/.heroku/python/nltk_data"
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mcount "buildvar.NLTK_PACKAGES_DEFINITION"
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mcount "steps.nltk"
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else
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puts-warn "'nltk.txt' not found, not downloading any corpora"
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puts-warn "Learn more: https://devcenter.heroku.com/articles/python-nltk"
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fi
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fi
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