Install pyobs-core:
pip3 install --user pyobs-core
Alternatively, create a virtual environment and install pyobs-core in there:
python3 -m venv pyobs-venv
source pyobs-venv/bin/activate
pip3 install pyobs-core
Create a test configuration test.yaml:
class: pyobs.modules.test.StandAlone
message: Hello world
interval: 10
And run it:
pyobs test.yaml