def METHOD_NAME(self, configured_datasets=None):
    """Get available datasets based on what's in the file.
    Returns all datasets in the root group.
    """
    yield from super().METHOD_NAME(configured_datasets)
    common = {"file_type": "iasi_l2_cdr_nc", "resolution": 12000}
    for key in self.file_content:
        if "/" in key:  # not a dataset
            continue
        yield (True, {"name": key} | common | self[key].attrs)