-# Use `python -m pip` to ensure we are using the latest version of pip
-python -m pip install --user --quiet --upgrade pip~=18.0 setuptools~=40.2.0
-python -m pip install --user --quiet --upgrade -r "$REQUIREMENTS_FILE"
-pip freeze
+ # Use `python -m pip` to ensure we are using pip from user venv
+ python3 -m venv ~/.local
+ python3 -m pip install --user --quiet --upgrade pip
+ python3 -m pip install --user --quiet --upgrade setuptools
+ python3 -m pip install --user --quiet --upgrade --upgrade-strategy eager -r "$requirements_file"
+ rm -rf "$requirements_file"
+ touch /tmp/pre-build-complete
+fi