Fix a couple of issues with unusual AHF catalogues #1185

	name: Build and Test

	on: [push, pull_request]

	defaults:
	run:
	shell: bash

	jobs:

	build:
	strategy:
	fail-fast: false
	matrix:
	os: [ubuntu-latest]
	python-version: ["3.9", "3.10", "3.11", "3.12"]
	numpy-version: ["~=1.22.4", ""]
	exclude:
	- python-version: "3.12"
	numpy-version: "~=1.22.4"

	runs-on: ${{ matrix.os }}
	env:
	C: gcc-10
	CXX: g++-10
	steps:
	- name: Install Python
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	- uses: actions/checkout@v4
	- name: Cache testdata
	uses: actions/cache@v3
	id: cache-testdata
	with:
	path: tests/testdata
	key: testdata-v5
	- name: Install gcc
	run: \|
	sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
	sudo apt-get update -qq
	sudo apt install -y gcc-10 g++-10
	- name: Install prerequisites
	run: \|
	python -m pip install --upgrade pip setuptools wheel
	python -m pip install numpy${{ matrix.numpy-version }}
	- name: Build and install pynbody
	run: \|
	python -m pip install -v .[tests]
	echo "[ramses]" >> ~/.pynbodyrc
	echo "parallel-read=2" >> ~/.pynbodyrc
	- name: Fetch and unpack test data
	if: steps.cache-testdata.outputs.cache-hit != 'true'
	working-directory: tests
	run: \|
	wget -q http://star.ucl.ac.uk/~app/testdata.tar.gz
	tar --exclude="._*" -xzvf testdata.tar.gz
	- name: Run all tests
	working-directory: tests
	run: python -m pytest
	- name: Upload test images
	uses: actions/upload-artifact@v4
	if: success() \|\| failure()
	with:
	name: images-${{ matrix.python-version }}-${{ matrix.numpy-version }}
	path: tests/result*.npy

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