# Copyright (c) Jupyter Development Team. # Distributed under the terms of the Modified BSD License. import logging from packaging import version from conftest import TrackedContainer LOGGER = logging.getLogger(__name__) def test_python_version( container: TrackedContainer, python_next_version: str = "3.10" ) -> None: """Check that python version is lower than the next version""" LOGGER.info(f"Checking that python version is lower than {python_next_version}") c = container.run( tty=True, command=["start.sh"], ) cmd = c.exec_run("python --version") output = cmd.output.decode("utf-8") assert "ERROR" not in output assert "WARNING" not in output actual_python_version = version.parse(output.split()[1]) assert actual_python_version < version.parse( python_next_version ), f"Python version shall be lower than {python_next_version}"