chore(python): remove dataframe consortium standard api entrypoint

py-polars/polars/dataframe/frame.py

@@ -50,7 +50,6 @@
     _check_for_numpy,
     _check_for_pandas,
     _check_for_pyarrow,
-    dataframe_api_compat,
     hvplot,
     import_optional,
 )
@@ -1357,19 +1356,6 @@ def __dataframe__(
 
         return PolarsDataFrame(self, allow_copy=allow_copy)
 
-    def __dataframe_consortium_standard__(
-        self, *, api_version: str | None = None
-    ) -> Any:
-        """
-        Provide entry point to the Consortium DataFrame Standard API.
-
-        This is developed and maintained outside of polars.
-        Please report any issues to https://github.com/data-apis/dataframe-api-compat.
-        """
-        return dataframe_api_compat.polars_standard.convert_to_standard_compliant_dataframe(
-            self.lazy(), api_version=api_version
-        )
-
     def _comp(self, other: Any, op: ComparisonOperator) -> DataFrame:
         """Compare a DataFrame with another object."""
         if isinstance(other, DataFrame):

py-polars/polars/dependencies.py

@@ -8,7 +8,6 @@
 from types import ModuleType
 from typing import TYPE_CHECKING, Any, ClassVar, Hashable, cast
 
-_DATAFRAME_API_COMPAT_AVAILABLE = True
 _DELTALAKE_AVAILABLE = True
 _FSSPEC_AVAILABLE = True
 _GEVENT_AVAILABLE = True
@@ -150,7 +149,6 @@ def _lazy_import(module_name: str) -> tuple[ModuleType, bool]:
     import pickle
     import subprocess
 
-    import dataframe_api_compat
     import deltalake
     import fsspec
     import gevent
@@ -175,9 +173,6 @@ def _lazy_import(module_name: str) -> tuple[ModuleType, bool]:
     subprocess, _ = _lazy_import("subprocess")
 
     # heavy/optional third party libs
-    dataframe_api_compat, _DATAFRAME_API_COMPAT_AVAILABLE = _lazy_import(
-        "dataframe_api_compat"
-    )
     deltalake, _DELTALAKE_AVAILABLE = _lazy_import("deltalake")
     fsspec, _FSSPEC_AVAILABLE = _lazy_import("fsspec")
     hvplot, _HVPLOT_AVAILABLE = _lazy_import("hvplot")
@@ -281,7 +276,6 @@ def import_optional(
     "pickle",
     "subprocess",
     # lazy-load third party libs
-    "dataframe_api_compat",
     "deltalake",
     "fsspec",
     "gevent",

py-polars/polars/lazyframe/frame.py

@@ -53,7 +53,7 @@
     is_polars_dtype,
     py_type_to_dtype,
 )
-from polars.dependencies import dataframe_api_compat, subprocess
+from polars.dependencies import subprocess
 from polars.io._utils import _is_local_file, _is_supported_cloud
 from polars.io.csv._utils import _check_arg_is_1byte
 from polars.io.ipc.anonymous_scan import _scan_ipc_fsspec
@@ -693,19 +693,6 @@ def schema(self) -> OrderedDict[str, DataType]:
         """
         return OrderedDict(self._ldf.schema())
 
-    def __dataframe_consortium_standard__(
-        self, *, api_version: str | None = None
-    ) -> Any:
-        """
-        Provide entry point to the Consortium DataFrame Standard API.
-
-        This is developed and maintained outside of polars.
-        Please report any issues to https://github.com/data-apis/dataframe-api-compat.
-        """
-        return dataframe_api_compat.polars_standard.convert_to_standard_compliant_dataframe(
-            self, api_version=api_version
-        )
-
     @property
     def width(self) -> int:
         """

py-polars/polars/series/series.py

@@ -59,7 +59,6 @@
     _check_for_numpy,
     _check_for_pandas,
     _check_for_pyarrow,
-    dataframe_api_compat,
     hvplot,
 )
 from polars.dependencies import numpy as np
@@ -1486,19 +1485,6 @@ def __array_ufunc__(
             )
             raise NotImplementedError(msg)
 
-    def __column_consortium_standard__(self, *, api_version: str | None = None) -> Any:
-        """
-        Provide entry point to the Consortium DataFrame Standard API.
-
-        This is developed and maintained outside of polars.
-        Please report any issues to https://github.com/data-apis/dataframe-api-compat.
-        """
-        return (
-            dataframe_api_compat.polars_standard.convert_to_standard_compliant_column(
-                self, api_version=api_version
-            )
-        )
-
     def _repr_html_(self) -> str:
         """Format output data in HTML for display in Jupyter Notebooks."""
         return self.to_frame()._repr_html_(from_series=True)

py-polars/pyproject.toml

@@ -108,7 +108,6 @@ ignore_missing_imports = true
 module = [
   "IPython.*",
   "matplotlib.*",
-  "dataframe_api_compat.*",
 ]
 follow_imports = "skip"
 

py-polars/requirements-dev.txt

@@ -43,8 +43,6 @@ pyxlsb
 xlsx2csv
 XlsxWriter
 deltalake>=0.14.0
-# Dataframe interchange protocol
-dataframe-api-compat>=0.1.6
 pyiceberg>=0.5.0
 # Csv
 zstandard