update git hub actions versions #321

	name: Unit tests without external tools

	on:
	push:
	branches: [ main, develop ]
	pull_request:
	branches: [ main, develop ]

	jobs:
	tests:
	strategy:
	matrix:
	platform: [ubuntu-latest, macos-latest]
	python-version: [3.7]
	runs-on: ${{ matrix.platform }}

	steps:
	- uses: actions/checkout@v4
	- name: Set conda package directory
	run: \|
	mkdir /tmp/condapkgs
	echo "CONDA_PKGS_DIRS=/tmp/condapkgs" >> $GITHUB_ENV
	- name: Set up Python ${{ matrix.python-version }}
	run: \|
	$CONDA/bin/conda create -p /tmp/condaenv python==${{ matrix.python-version }}'.*' setuptools"==52.0" protobuf"<=3.20.1"
	- name: Activate conda environment
	run: \|
	echo "/tmp/condaenv/bin" >> $GITHUB_PATH
	export PATH="/tmp/condaenv/bin:$PATH"
	- name: Install epytope
	run: \|
	pip install .
	- name: Install Test dependencies
	run: conda install -p /tmp/condaenv -c conda-forge -c bioconda nose nose-exclude glpk
	- name: Run Tests
	run: nosetests --exclude-dir=epytope/test/external epytope

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