Add support for Python 2 and `max` size keyword (IN-7070) #50

	# -- coding: utf-8 --
	#
	# This file is part of Invenio.
	# Copyright (C) 2020 CERN.
	# Copyright (C) 2022 Graz University of Technology.
	#
	# Invenio is free software; you can redistribute it and/or modify it
	# under the terms of the MIT License; see LICENSE file for more details.

	name: CI

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

	jobs:
	Tests:
	runs-on: ubuntu-20.04
	services:
	redis:
	image: redis:6
	ports:
	- 6379:6379
	strategy:
	matrix:
	python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]

	env:
	CACHE: ${{ matrix.cache-service }}
	EXTRAS: tests
	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install dependencies
	run: \|
	pip install -e .[tests,docs]
	pip freeze

	- name: Run tests
	run: \|
	./run-tests.sh

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