improve update_requirements.sh

update_requirements.sh

@@ -1,6 +1,30 @@
 #!/bin/bash -e
 
-DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null && pwd )"
+cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null
 
-cd "$DIR"
-sudo -- bash -c "source /etc/profile.d/comma_dev.sh; pip install pip==20.1.1 pipenv==2020.8.13; pipenv install --dev --deploy --system"
+if ! command -v pyenv &> /dev/null; then
+  echo "please install pyenv ..."
+  echo "https://github.com/pyenv/pyenv-installer"
+  echo "example:"
+  echo "curl https://pyenv.run | bash"
+  echo "echo 'export PYENV_ROOT=\"\$HOME/.pyenv\"' >> ~/.bashrc"
+  echo "echo 'export PATH=\"\$PYENV_ROOT/bin:\$PYENV_ROOT/shims:\$PATH\"' >> ~/.bashrc"
+  echo "exec \"\$SHELL\""
+  exit 1
+fi
+
+export MAKEFLAGS="-j$(nproc)"
+
+PYENV_PYTHON_VERSION=$(cat .python-version)
+if ! pyenv prefix ${PYENV_PYTHON_VERSION} &> /dev/null; then
+  echo "pyenv ${PYENV_PYTHON_VERSION} install ..."
+  CONFIGURE_OPTS=--enable-shared pyenv install -f ${PYENV_PYTHON_VERSION}
+fi
+
+if ! command -v pipenv &> /dev/null; then
+  echo "pipenv install ..."
+  pip install pipenv
+fi
+
+echo "pip packages install ..."
+pipenv install --dev --deploy --system