FileNotFoundError: [Errno 2] Unable to synchronously open file (unable to open file: name = 'genie-icetray.140000A_000000.hdf', errno = 2, error message = 'No such file or directory', flags = 0, o_flags = 0)
fname = 'genie-icetray.140000A_000000.hdf'

    @pytest.mark.parametrize("fname", datasets)
    @pytest.mark.skipif(not datadir, reason="environment variable SIMWEIGHTS_TESTDATA not set")
    def test_dataset(fname):
        filename = Path(datadir) / fname
>       reffile = h5py.File(str(filename), "r")

tests/test_genie_icetray_datasets.py:33: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
/opt/hostedtoolcache/Python/3.12.6/x64/lib/python3.12/site-packages/h5py/_hl/files.py:561: in __init__
    fid = make_fid(name, mode, userblock_size, fapl, fcpl, swmr=swmr)
/opt/hostedtoolcache/Python/3.12.6/x64/lib/python3.12/site-packages/h5py/_hl/files.py:235: in make_fid
    fid = h5f.open(name, flags, fapl=fapl)
h5py/_objects.pyx:54: in h5py._objects.with_phil.wrapper
    ???
h5py/_objects.pyx:55: in h5py._objects.with_phil.wrapper
    ???
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

>   ???
E   FileNotFoundError: [Errno 2] Unable to synchronously open file (unable to open file: name = 'genie-icetray.140000A_000000.hdf', errno = 2, error message = 'No such file or directory', flags = 0, o_flags = 0)

h5py/h5f.pyx:102: FileNotFoundError

FileNotFoundError: [Errno 2] Unable to synchronously open file (unable to open file: name = 'genie-icetray.140000B_000000.hdf', errno = 2, error message = 'No such file or directory', flags = 0, o_flags = 0)
fname = 'genie-icetray.140000B_000000.hdf'

    @pytest.mark.parametrize("fname", datasets)
    @pytest.mark.skipif(not datadir, reason="environment variable SIMWEIGHTS_TESTDATA not set")
    def test_dataset(fname):
        filename = Path(datadir) / fname
>       reffile = h5py.File(str(filename), "r")

tests/test_genie_icetray_datasets.py:33: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
/opt/hostedtoolcache/Python/3.12.6/x64/lib/python3.12/site-packages/h5py/_hl/files.py:561: in __init__
    fid = make_fid(name, mode, userblock_size, fapl, fcpl, swmr=swmr)
/opt/hostedtoolcache/Python/3.12.6/x64/lib/python3.12/site-packages/h5py/_hl/files.py:235: in make_fid
    fid = h5f.open(name, flags, fapl=fapl)
h5py/_objects.pyx:54: in h5py._objects.with_phil.wrapper
    ???
h5py/_objects.pyx:55: in h5py._objects.with_phil.wrapper
    ???
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

>   ???
E   FileNotFoundError: [Errno 2] Unable to synchronously open file (unable to open file: name = 'genie-icetray.140000B_000000.hdf', errno = 2, error message = 'No such file or directory', flags = 0, o_flags = 0)

h5py/h5f.pyx:102: FileNotFoundError

FileNotFoundError: [Errno 2] Unable to synchronously open file (unable to open file: name = 'genie-icetray.140000C_000000.hdf', errno = 2, error message = 'No such file or directory', flags = 0, o_flags = 0)
fname = 'genie-icetray.140000C_000000.hdf'

    @pytest.mark.parametrize("fname", datasets)
    @pytest.mark.skipif(not datadir, reason="environment variable SIMWEIGHTS_TESTDATA not set")
    def test_dataset(fname):
        filename = Path(datadir) / fname
>       reffile = h5py.File(str(filename), "r")

tests/test_genie_icetray_datasets.py:33: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
/opt/hostedtoolcache/Python/3.12.6/x64/lib/python3.12/site-packages/h5py/_hl/files.py:561: in __init__
    fid = make_fid(name, mode, userblock_size, fapl, fcpl, swmr=swmr)
/opt/hostedtoolcache/Python/3.12.6/x64/lib/python3.12/site-packages/h5py/_hl/files.py:235: in make_fid
    fid = h5f.open(name, flags, fapl=fapl)
h5py/_objects.pyx:54: in h5py._objects.with_phil.wrapper
    ???
h5py/_objects.pyx:55: in h5py._objects.with_phil.wrapper
    ???
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

>   ???
E   FileNotFoundError: [Errno 2] Unable to synchronously open file (unable to open file: name = 'genie-icetray.140000C_000000.hdf', errno = 2, error message = 'No such file or directory', flags = 0, o_flags = 0)

h5py/h5f.pyx:102: FileNotFoundError

FileNotFoundError: [Errno 2] Unable to synchronously open file (unable to open file: name = 'genie-icetray.140000D_000000.hdf', errno = 2, error message = 'No such file or directory', flags = 0, o_flags = 0)
fname = 'genie-icetray.140000D_000000.hdf'

    @pytest.mark.parametrize("fname", datasets)
    @pytest.mark.skipif(not datadir, reason="environment variable SIMWEIGHTS_TESTDATA not set")
    def test_dataset(fname):
        filename = Path(datadir) / fname
>       reffile = h5py.File(str(filename), "r")

tests/test_genie_icetray_datasets.py:33: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
/opt/hostedtoolcache/Python/3.12.6/x64/lib/python3.12/site-packages/h5py/_hl/files.py:561: in __init__
    fid = make_fid(name, mode, userblock_size, fapl, fcpl, swmr=swmr)
/opt/hostedtoolcache/Python/3.12.6/x64/lib/python3.12/site-packages/h5py/_hl/files.py:235: in make_fid
    fid = h5f.open(name, flags, fapl=fapl)
h5py/_objects.pyx:54: in h5py._objects.with_phil.wrapper
    ???
h5py/_objects.pyx:55: in h5py._objects.with_phil.wrapper
    ???
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

>   ???
E   FileNotFoundError: [Errno 2] Unable to synchronously open file (unable to open file: name = 'genie-icetray.140000D_000000.hdf', errno = 2, error message = 'No such file or directory', flags = 0, o_flags = 0)

h5py/h5f.pyx:102: FileNotFoundError

FileNotFoundError: [Errno 2] Unable to synchronously open file (unable to open file: name = 'level2_genie-icetray.140000_000000.hdf', errno = 2, error message = 'No such file or directory', flags = 0, o_flags = 0)
fname = 'level2_genie-icetray.140000_000000.hdf'

    @pytest.mark.parametrize("fname", datasets)
    @pytest.mark.skipif(not datadir, reason="environment variable SIMWEIGHTS_TESTDATA not set")
    def test_dataset(fname):
        filename = Path(datadir) / fname
>       reffile = h5py.File(str(filename), "r")

tests/test_genie_icetray_datasets.py:33: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
/opt/hostedtoolcache/Python/3.12.6/x64/lib/python3.12/site-packages/h5py/_hl/files.py:561: in __init__
    fid = make_fid(name, mode, userblock_size, fapl, fcpl, swmr=swmr)
/opt/hostedtoolcache/Python/3.12.6/x64/lib/python3.12/site-packages/h5py/_hl/files.py:235: in make_fid
    fid = h5f.open(name, flags, fapl=fapl)
h5py/_objects.pyx:54: in h5py._objects.with_phil.wrapper
    ???
h5py/_objects.pyx:55: in h5py._objects.with_phil.wrapper
    ???
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

>   ???
E   FileNotFoundError: [Errno 2] Unable to synchronously open file (unable to open file: name = 'level2_genie-icetray.140000_000000.hdf', errno = 2, error message = 'No such file or directory', flags = 0, o_flags = 0)

h5py/h5f.pyx:102: FileNotFoundError

RuntimeError: GenieWeighter received an nfiles=10, but `<NONE>` was produced with genie-reader instead of genie-icetray. We expect to read the number of files from the number of observed S-frames in the file, so this is unnecessary. Do not pass in a value for nfiles for genie-reader files.
self = <test_genie_weighter.TestGenieWeighter testMethod=test_genie>

    def test_genie(self):
        nevents = 10000
        coszen = 0.7
        pdgid = 12
        c1 = simweights.CircleInjector(300, 0, 1)
        p1 = simweights.PowerLaw(0, 1e3, 1e4)
    
        for event_weight in [1e-6, 1e-3, 1]:
            for nfiles in [1, 5, 50]:
                for include_volscale in [True, False]:
                    result_dtype = [("neu", np.int32), ("pzv", np.float64), ("Ev", np.float64), ("wght", np.float64)]
                    if include_volscale:
                        result_dtype.append(("volscale", np.float64))
    
                    weight = np.zeros(nevents, dtype=result_dtype)
                    weight["neu"] = pdgid
                    weight["pzv"] = coszen
                    weight["Ev"] = p1.ppf(np.linspace(0, 1, nevents))
                    weight["wght"] = event_weight
    
                    if include_volscale:
                        weight["volscale"] = 1
    
                    rows = nfiles * [
                        (
                            pdgid,
                            nevents,
                            1,
                            c1.radius,
                            np.arccos(c1.cos_zen_max),
                            np.arccos(c1.cos_zen_min),
                            p1.a,
                            p1.b,
                            p1.g,
                        ),
                    ]
                    info = np.array(rows, dtype=info_dtype)
                    d = {"I3GenieResult": weight, "I3GenieInfo": info}
    
                    for flux in [0.1, 1, 10]:
                        wobj = simweights.GenieWeighter(d)
                        w = wobj.get_weights(flux)
                        np.testing.assert_allclose(
                            w.sum(),
                            flux * event_weight * c1.etendue * p1.integral / nfiles,
                        )
                        E = d["I3GenieResult"]["Ev"]
                        y, x = np.histogram(E, weights=w, bins=51, range=[p1.a, p1.b])
                        Ewidth = np.ediff1d(x)
                        np.testing.assert_allclose(y, flux * event_weight * Ewidth * c1.etendue / nfiles, 5e-3)
    
        with self.assertRaises(TypeError):
>           simweights.GenieWeighter(d, nfiles=10)

tests/test_genie_weighter.py:81: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

    def GenieWeighter(file_obj: Any, nfiles: float | None = None) -> Weighter:  # noqa: N802
        # pylint: disable=invalid-name
        """Weighter for GENIE simulation.
    
        Reads ``I3GenieInfo`` from S-Frames and ``I3GenieResult`` from Q-Frames for genie-reader files
        and ``I3MCWeightDict`` and "I3GENIEResultDict" from Q-Frames for older legacy genie-icetray files.
        """
        if has_table(file_obj, "I3GenieInfo"):
            # Branch for newer genie-reader files
            if nfiles is not None:
                msg = (
                    f"GenieWeighter received an nfiles={nfiles}, but `{getattr(file_obj, 'filename', '<NONE>')}` "
                    "was produced with genie-reader instead of genie-icetray. We expect to read the number of "
                    "files from the number of observed S-frames in the file, so this is unnecessary. Do not pass "
                    "in a value for nfiles for genie-reader files."
                )
>               raise RuntimeError(msg)
E               RuntimeError: GenieWeighter received an nfiles=10, but `<NONE>` was produced with genie-reader instead of genie-icetray. We expect to read the number of files from the number of observed S-frames in the file, so this is unnecessary. Do not pass in a value for nfiles for genie-reader files.

/opt/hostedtoolcache/Python/3.12.6/x64/lib/python3.12/site-packages/simweights/_genie_weighter.py:107: RuntimeError