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fix: ensure Python 3.11 >= requirement is met for create-venv.sh #13

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Apr 29, 2024
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21 changes: 17 additions & 4 deletions packages/nillion/create-venv.sh
Original file line number Diff line number Diff line change
@@ -1,22 +1,35 @@
#!/usr/bin/env bash

PYTHON_MAJOR_MINOR_VERSION=""

function check_python_version() {
required_version="3.11"
current_version=$(python3 --version | cut -d ' ' -f2)
PYTHON_MAJOR_MINOR_VERSION=$(echo $current_version | cut -d '.' -f1,2)
if ! printf '%s\n' "$required_version" "$current_version" | sort -V | head -n 1 | grep -qx "$required_version"; then
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Can you explain what's going on on this line because I'm wondering if it can simplified with if [ "$required_version" != "$PYTHON_MAJOR_MINOR_VERSION" ]?

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Oh nevermind. I think the error message below clarifies it. It's the "or higher" part that does it.

echo "This script requires Python ${required_version} or higher. You are running Python $current_version."
exit 1
fi
}

function create_venv () {
if [[ ! -z "${VIRTUAL_ENV:-}" ]]; then
echo "Virtualenv is already active! Run 'deactivate' to deactivate the virtualenv."
return 0
fi

echo "Creating virtualenv"
python3.11 -m pip install install --user virtualenv==20.24.6
python3 -m pip install --user virtualenv==20.24.6

NILLION_VENV=".venv"
mkdir -p "$NILLION_VENV"
python3.11 -m virtualenv -p python3.11 "$NILLION_VENV"
python3 -m virtualenv -p python3 "$NILLION_VENV"
source "$NILLION_VENV/bin/activate"
python3.11 -m pip install -r requirements.txt
python3 -m pip install -r requirements.txt

echo "Virtualenv: $NILLION_VENV"
echo "Check the $NILLION_VENV/lib/python3.11/site-packages folder to make sure you have py_nillion_client and nada_dsl packages"
echo "Check the $NILLION_VENV/lib/python${PYTHON_MAJOR_MINOR_VERSION}/site-packages folder to make sure you have py_nillion_client and nada_dsl packages"
}

check_python_version
create_venv
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