Fixture to create files using pytest tmpdir

test_example.py

from pathlib import Path
import pytest


@pytest.fixture
def file_factory(tmpdir):

    def _file_factory(path):
        full_path = Path(path)
        file_name = full_path.name

        def create_path(parts, previous_tmpdir):
            if parts[0] != file_name:
                current_directory = parts.pop(0)
                return create_path(parts, previous_tmpdir.mkdir(current_directory))
            else:
                return previous_tmpdir.join(parts[0])

        return create_path(list(full_path.parts), tmpdir)

    return _file_factory

def test_example_using_file_factory(file_factory):
    test_file = file_factory(expected_test)
    # [...]