Function _check_for_slashes_in_names

xarray/core/datatree.py:218–227

(variables: Iterable[Hashable])

def _check_for_slashes_in_names(variables: Iterable[Hashable]) -> None:
    offending_variable_names = [
        name for name in variables if isinstance(name, str) and "/" in name
    ]
    if len(offending_variable_names) > 0:
        raise ValueError(
            "Given variables have names containing the '/' character: "
            f"{offending_variable_names}. "
            "Variables stored in DataTree objects cannot have names containing '/' characters, as this would make path-like access to variables ambiguous."
        )


class DatasetView(Dataset):