better sort colormaps #24

	---
	# https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
	name: 'python: Build and Test'
	on: [push]
	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ['3.8', '3.10']
	steps:
	# checkout the code
	- uses: actions/checkout@v4
	# setup python
	- name: Setup Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	# install required deps
	- name: Dependencies
	run: \|
	python -m pip install --upgrade pip
	sudo apt install libgtest-dev libeigen3-dev nlohmann-json3-dev libzmq3-dev python3-dev
	# build and install code
	- name: Install
	run: python -m pip install ${{github.workspace}}
	- name: Test
	run: \|
	pip install torch --index-url https://download.pytorch.org/whl/cpu
	pip install pytest networkx torch_geometric
	pytest ${{github.workspace}}/python/tests

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