How to use the portray.exceptions.NoProjectFound function in portray

def test_project_properties(project_dir):
    auto_test(config.project, _auto_allow_exceptions=(exceptions.NoProjectFound,))
    auto_test(
        config.project, directory=project_dir, _auto_allow_exceptions=(exceptions.NoProjectFound,)
    )

def test_as_html(temporary_dir, project_dir, chdir):
    with chdir(temporary_dir):
        # Directory with no project
        with pytest.raises(exceptions.NoProjectFound):
            api.as_html()

        # Rendering should succeed as soon as a project is within the directory
        temp_project_dir = os.path.join(temporary_dir, "portray")
        shutil.copytree(project_dir, temp_project_dir)
        with chdir(temp_project_dir):
            api.as_html()

            # Rendering a second time should fail
            with pytest.raises(exceptions.DocumentationAlreadyExists):
                api.as_html()

            # Unless we enable overwritting destination
            api.as_html(overwrite=True)

            # Or, we output to a different location

def project(directory: str, config_file: str, **overrides) -> dict:
    """Returns back the complete configuration - including all sub configuration components
       defined below that `portray` was able to determine for the project
    """
    if not (
        os.path.isfile(os.path.join(directory, config_file))
        or os.path.isfile(os.path.join(directory, "setup.py"))
        or "modules" in overrides
    ):
        raise NoProjectFound(directory)

    project_config: Dict[str, Any] = {**PORTRAY_DEFAULTS, "directory": directory}
    if os.path.isfile(os.path.join(directory, "setup.py")):
        project_config.update(setup_py(os.path.join(directory, "setup.py")))

    project_config.update(toml(os.path.join(directory, config_file)))
    project_config.update(overrides)

    project_config.setdefault("modules", [os.path.basename(os.getcwd()).replace("-", "_")])
    project_config.setdefault("pdocs", {}).setdefault("modules", project_config["modules"])

    mkdocs_config = project_config.get("mkdocs", {})
    mkdocs_config.setdefault(
        "extra_markdown_extensions", project_config.get("extra_markdown_extensions", [])
    )
    project_config["mkdocs"] = mkdocs(directory, **mkdocs_config)