Use astype for casting numpy data #326

	# 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: PyPkg

	on:
	push:
	branches: [master, dev]
	pull_request:
	branches:
	- master

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ['3.9', '3.10', '3.11']
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install system libraries
	run: \|
	sudo add-apt-repository --yes ppa:ubuntugis/ppa
	sudo apt-get --quiet update
	sudo apt-get install --yes libgdal-dev gdal-bin
	- name: Install Python dependencies
	run: \|
	python3 -m pip install --upgrade pip setuptools wheel
	python3 -m pip install flake8 pytest
	# Install NumPy before GDAL
	python3 -m pip install numpy
	# Install GDAL
	export CPLUS_INCLUDE_PATH=/usr/include/gdal
	export C_INCLUDE_PATH=/usr/include/gdal
	python3 -m pip install gdal==$(gdal-config --version)
	# Install requirements
	python3 -m pip install -r requirements.txt
	python3 -m pip install .
	- name: Lint with flake8
	run: \|
	# stop the build if there are Python syntax errors or undefined names
	flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
	# exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
	flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
	- name: Test with pytest
	run: \|
	pytest

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