python.mk

.EXPORT_ALL_VARIABLES:
.ONESHELL:
.SILENT:

MAKEFLAGS += --no-builtin-rules --no-builtin-variables

PATH := $(abspath .venv)/bin:$(PATH)

python_packages := streamlit pandas

help:
	$(info ==> Help <==)
	$(info make pip-install - Install Python packages)
	$(info make pip-upgrade - Upgrade Python packages)
	$(info make pip-list    - List Python packages)
	$(info make pip-clean   - Remove cached Python package files)
	$(info )
	$(info ==> Python Packages <==)
	$(info $(python_packages))

pip-install: requirements.txt
	$(info ==> Install requirements <==)
	pip install -r requirements.txt
	pip install ruff

pip-list: requirements.txt
	pip list

pip-clean:
	$(info ==> Remove cached Python package files <==)
	rm -rf .venv requirements.txt

pip-upgrade: pip-clean pip-install

.gitignore:
	cat << EOF > $@
	.venv
	EOF

.venv: .gitignore
	$(info ==> Create Python virtual environment <==)
	python3 -m venv .venv

requirements.txt: .venv
	$(info ==> Upgrade Python packages <==)
	pip install --upgrade pip $(python_packages)
	pip freeze >| $(@)