-cd /home/$MYNAME/src
-git clone https://salsa.debian.org/Kazan-team/power-instruction-analyzer.git pia
-cd pia
-maturin build --cargo-extra-args=--features=python-extension
-EOF'
-cd /home/$MYNAME/src/pia
-python3 -m pip install target/wheels/*.whl
+cargo_version="$(cargo --version)" || \
+ fail "can't find cargo, install it from https://rustup.rs/"
+[[ "$cargo_version" =~ ^'cargo 1.'([0-9]+)'.'[0-9]+' ' ]] || \
+ fail "can't parse cargo's version string"
+(( "${BASH_REMATCH[1]}" >= 53 )) || \
+ fail 'your rust version is not recent enough, update your rust version using `rustup update`'
+python3 -m pip install "${user[@]}" 'maturin>=0.11,<0.12'
+if [[ "$VIRTUAL_ENV" == "" ]]; then
+ scripts="$(python3 -m sysconfig | \
+ sed 's@^\tuserbase = "\([^"]\+\)"$@\1/bin@p; d')"
+else
+ scripts="$(python3 -m sysconfig | \
+ sed 's/^\tscripts = "\([^"]\+\)"$/\1/p; d')"
+fi
+echo "$scripts"
+[[ -d "$scripts" ]] || fail "can't find python's \`scripts\` directory"
+rm -f target/wheels/power_instruction_analyzer-*.whl
+"$scripts"/maturin build --compatibility linux \
+ --cargo-extra-args=--features=python-extension \
+ -i python3 --release --no-sdist
+python3 -m pip install --force "${user[@]}" \
+ target/wheels/power_instruction_analyzer-*.whl