show current pathes in action #7

	name: crpropa-example-test
	on: [push, pull_request]

	jobs:
	linux:
	runs-on: ${{ matrix.config.os }}
	strategy:
	fail-fast: false
	matrix:
	config:
	- name: "ubuntu-20"
	os: ubuntu-20.04
	cxx: "g++-9"
	cc: "gcc-9"
	fc: "gfortran-9"
	swig_builtin: "Off" #uses swig 4.0.1
	py: "/usr/bin/python3" #python 3.8
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3
	- name: Preinstall
	run: \|
	sudo apt-get update
	sudo apt-get install libmuparser-dev python3-dev python-dev python3-numpy python-numpy python3-setuptools python-setuptools libhdf5-serial-dev libomp5 libomp-dev libfftw3-dev libcfitsio-dev lcov
	pip install jupyter
	- name: Set up the build
	env:
	CXX: ${{ matrix.config.cxx }}
	CC: ${{ matrix.config.cc }}
	FC: ${{ matrix.config.fc }}
	run: \|
	mkdir build
	cd build
	cmake .. -DCMAKE_INSTALL_PREFIX=$HOME/.local -DENABLE_PYTHON=True -DPYTHON_EXECUTABLE=${{ matrix.config.py }} -DENABLE_TESTING=Off -DENABLE_SWIG_BUILTIN=${{ matrix.config.swig_builtin }} -DSIMD_EXTENSIONS=native
	export PATH=$PATH:$HOME/.local
	- name: Build CRPropa
	run: \|
	cd build
	make install -j
	- name: convert notebooks to python
	env:
	PYTHONPATH: "$HOME/.local/lib/python3.8/site-packages/"
	run: \|
	python -c "from sys import path; for p in path: print(p)"
	python -c "import crpropa"
	export runfolder="notebook_run"
	mkdir "$runfolder"
	for file in doc/pages/example_notebooks//.ipynb; do
	if [ -f "$file" ]; then
	jupyter-nbconvert --to python "$file" --output-dir "$runfolder"
	fi
	done

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