SHELL = /bin/bash

REPOSITORY = https://github.com/mwaskom/seaborn.git

check_env_vars:
ifdef OUTPUT_PATH
OUTPUT_PATH := ${OUTPUT_PATH}/seaborn
else
	$(error OUTPUT_PATH is undefined)
endif

venv:
	python3 -m venv venv

repository:
	git clone ${REPOSITORY} repository

v0.13.0: check_env_vars venv repository
	source venv/bin/activate
	cd repository
	git checkout tags/$@

	# Instructions from doc/README.md
	# To get a list of available Python kernels, run jupyter kernelspec list
	pip install .[stats,docs]
	export NB_KERNEL="python3"
	cd doc
	make clean notebooks html
	mkdir --parents "${OUTPUT_PATH}"
	cp --recursive _build/html "${OUTPUT_PATH}/$@"

.ONESHELL:
.SUFFIXES:
.PHONY:
.DELETE_ON_ERROR: