backend/utility/install_python_dependencies.sh

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#!/bin/bash
WORK_DIR="$(dirname "$0")"
PROJECT_DIR="$(dirname "$WORK_DIR")"
pip --version >/dev/null 2>&1 || {
echo >&2 -e "\npip is required but it's not installed."
echo >&2 -e "You can install it by running the following command:\n"
echo >&2 "wget https://bootstrap.pypa.io/get-pip.py --output-document=get-pip.py; chmod +x get-pip.py; sudo -H python3 get-pip.py"
echo >&2 -e "\n"
echo >&2 -e "\nFor more information, see pip documentation: https://pip.pypa.io/en/latest/"
exit 1;
}
virtualenv --version >/dev/null 2>&1 || {
echo >&2 -e "\nvirtualenv is required but it's not installed."
echo >&2 -e "You can install it by running the following command:\n"
echo >&2 "sudo -H pip3 install virtualenv"
echo >&2 -e "\n"
echo >&2 -e "\nFor more information, see virtualenv documentation: https://virtualenv.pypa.io/en/latest/"
exit 1;
}
if [ -z "$VIRTUAL_ENV" ]; then
echo >&2 -e "\nYou need activate a virtualenv first"
echo >&2 -e 'If you do not have a virtualenv created, run the following command to create and automatically activate a new virtualenv named "venv" on current folder:\n'
echo >&2 -e "virtualenv venv --python=\`which python3\`"
echo >&2 -e "\nTo leave/disable the currently active virtualenv, run the following command:\n"
echo >&2 "deactivate"
echo >&2 -e "\nTo activate the virtualenv again, run the following command:\n"
echo >&2 "source venv/bin/activate"
echo >&2 -e "\nFor more information, see virtualenv documentation: https://virtualenv.pypa.io/en/latest/"
echo >&2 -e "\n"
exit 1;
else
pip install -r $PROJECT_DIR/requirements/local.txt
fi