Upgrade CI pip after activating venv #120

	# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: Python package

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	build:

	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: [ "3.8", "3.9", "3.10", "3.11", "3.12" ]

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m venv env
	source env/bin/activate
	python -m pip install --upgrade pip
	pip install setuptools
	pip install numpy cython flake8 pytest
	python setup.py install
	- name: Lint with flake8
	run: \|
	source env/bin/activate
	# stop the build if there are Python syntax errors or undefined names
	flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics --exclude env/
	# exit-zero treats all errors as warnings
	flake8 . --count --exit-zero --max-complexity=10 --max-line-length=120 --statistics --exclude env/
	- name: Type checking with mypy
	run: \|
	source env/bin/activate
	python -m pip install mypy types-setuptools
	python -m mypy --install-types --non-interactive
	- name: Test with pytest
	run: \|
	source env/bin/activate
	pytest

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