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Merge pull request 'dev-shell: make python shell load fast' (#985) from DavHau-dave into main

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clan-bot 2024-03-14 10:23:53 +00:00
commit b322b3071b
1 changed files with 29 additions and 17 deletions
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46
devShell-python.nix
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@ -49,9 +49,9 @@
## PYTHON
tmp_path=$(realpath ./.direnv)
tmp_path="$(realpath ./.direnv/python)"
repo_root=$(realpath .)
mkdir -p "$tmp_path/python/${pythonWithDeps.sitePackages}"
mkdir -p "$tmp_path/${pythonWithDeps.sitePackages}"
# local dependencies
localPackages=(
@ -59,28 +59,41 @@
$repo_root/pkgs/clan-vm-manager
)
# Install the package in editable mode
# This allows executing `clan` from within the dev-shell using the current
# version of the code and its dependencies.
# TODO: this is slow. get rid of pip or add better caching
echo "==== Installing local python packages in editable mode ===="
# Install executable wrappers for local python packages scripts
# This is done by utilizing `pip install --editable`
# As a result, executables like `clan` can be executed from within the dev-shell
# while using the current version of the code and its dependencies.
for package in "''${localPackages[@]}"; do
${pythonWithDeps}/bin/pip install \
--quiet \
--disable-pip-version-check \
--no-index \
--no-build-isolation \
--prefix "$tmp_path/python" \
--editable "$package"
pname=$(basename "$package")
if
[ ! -e "$tmp_path/meta/$pname/pyproject.toml" ] \
|| [ ! -e "$package/pyproject.toml" ] \
|| ! cmp -s "$tmp_path/meta/$pname/pyproject.toml" "$package/pyproject.toml"
then
echo "==== Installing local python package $pname in editable mode ===="
mkdir -p "$tmp_path/meta/$pname"
cp $package/pyproject.toml $tmp_path/meta/$pname/pyproject.toml
${python3.pkgs.pip}/bin/pip install \
--quiet \
--disable-pip-version-check \
--no-index \
--no-build-isolation \
--prefix "$tmp_path" \
--editable "$package"
fi
done
export PATH="$tmp_path/python/bin:$PATH"
export PYTHONPATH="''${PYTHONPATH:+$PYTHONPATH:}$tmp_path/python/${pythonWithDeps.sitePackages}"
export PATH="$tmp_path/bin:$PATH"
export PYTHONPATH="''${PYTHONPATH:+$PYTHONPATH:}$tmp_path/${pythonWithDeps.sitePackages}"
for package in "''${localPackages[@]}"; do
export PYTHONPATH="$package:$PYTHONPATH"
done
## GUI
if ! command -v xdg-mime &> /dev/null; then
echo "Warning: 'xdg-mime' is not available. The desktop file cannot be installed."
fi
@ -93,7 +106,6 @@
UI_BIN="clan-vm-manager"
cp -f $DESKTOP_SRC $DESKTOP_DST
sleep 2
sed -i "s|Exec=.*clan-vm-manager|Exec=$UI_BIN|" $DESKTOP_DST
xdg-mime default $DESKTOP_FILE_NAME x-scheme-handler/clan
echo "==== Validating desktop file installation ===="