How to use the ptr.create_venv function in ptr

def test_create_venv_site_packages(self, mock_pip_mirror: Mock) -> None:
        self.loop.run_until_complete(
            ptr.create_venv(
                "https://pip.com/", install_pkgs=False, system_site_packages=True
            )

def test_create_venv(self, mock_pip_mirror: Mock) -> None:
        self.assertTrue(
            isinstance(
                self.loop.run_until_complete(ptr.create_venv("https://pip.com/")), Path
            )

def test_analyze_coverage(self, mock_log: Mock, mock_time: Mock) -> None:
        mock_time.return_value = 0
        fake_setup_py = Path("unittest/setup.py")
        if "VIRTUAL_ENV" in environ:
            fake_venv_path = Path(environ["VIRTUAL_ENV"])
        else:
            fake_venv_path = self.loop.run_until_complete(
                ptr.create_venv("https://pypi.com/s", install_pkgs=False)
            )
        self.assertIsNone(
            ptr._analyze_coverage(fake_venv_path, fake_setup_py, {}, "", {}, 0)
        )
        self.assertIsNone(
            ptr._analyze_coverage(fake_venv_path, fake_setup_py, {"bla": 69}, "", {}, 0)
        )

        # Test with simple py_modules
        self.assertEqual(
            ptr._analyze_coverage(
                fake_venv_path,
                fake_setup_py,
                ptr_tests_fixtures.FAKE_REQ_COVERAGE,
                ptr_tests_fixtures.SAMPLE_REPORT_OUTPUT,
                {},