Expose test data in main test script for command line access

test.py

@@ -15,7 +15,10 @@ from pyopencl.tools import (  # noqa
         as pytest_generate_tests)
 
 import utilities as u
-from data_for_test import flux_test_data_fixture  # noqa: F401
+from data_for_test import (  # noqa: F401
+        flux_test_data_fixture,
+        single_data as std  # "single_test_data", sorry
+        )
 
 
 def test_weno_flux_uniform_grid(ctx_factory, flux_test_data_fixture):