42 lines
1.2 KiB
Python
42 lines
1.2 KiB
Python
|
from __future__ import annotations
|
||
|
|
|
||
|
|
from typing import TYPE_CHECKING, Any, NoReturn
|
||
|
|
|
||
|
|
from narwhals._ibis.utils import native_to_narwhals_dtype
|
||
|
|
from narwhals.dependencies import get_ibis
|
||
|
|
|
||
|
|
if TYPE_CHECKING:
|
||
|
|
from types import ModuleType
|
||
|
|
|
||
|
|
from typing_extensions import Self
|
||
|
|
|
||
|
|
from narwhals._utils import Version
|
||
|
|
from narwhals.dtypes import DType
|
||
|
|
|
||
|
|
|
||
|
|
class IbisInterchangeSeries:
|
||
|
|
def __init__(self, df: Any, version: Version) -> None:
|
||
|
|
self._native_series = df
|
||
|
|
self._version = version
|
||
|
|
|
||
|
|
def __narwhals_series__(self) -> Self:
|
||
|
|
return self
|
||
|
|
|
||
|
|
def __native_namespace__(self) -> ModuleType:
|
||
|
|
return get_ibis()
|
||
|
|
|
||
|
|
@property
|
||
|
|
def dtype(self) -> DType:
|
||
|
|
return native_to_narwhals_dtype(
|
||
|
|
self._native_series.schema().types[0], self._version
|
||
|
|
)
|
||
|
|
|
||
|
|
def __getattr__(self, attr: str) -> NoReturn:
|
||
|
|
msg = (
|
||
|
|
f"Attribute {attr} is not supported for interchange-level dataframes.\n\n"
|
||
|
|
"If you would like to see this kind of object better supported in "
|
||
|
|
"Narwhals, please open a feature request "
|
||
|
|
"at https://github.com/narwhals-dev/narwhals/issues."
|
||
|
|
)
|
||
|
|
raise NotImplementedError(msg)
|