Method open_dataset

xarray/tests/test_backends_api.py:124–130

(
            self,
            filename_or_obj,
            drop_variables=None,
            **kwargs,
        )

    class CustomBackend(xr.backends.BackendEntrypoint):
        def open_dataset(
            self,
            filename_or_obj,
            drop_variables=None,
            **kwargs,
        ) -> xr.Dataset:
            return expected.copy(deep=True)

    actual = xr.open_dataset("fake_filename", engine=CustomBackend)
    assert_identical(expected, actual)