Fix with black 24.1.1. (#10014)

demo/aft_survival/aft_survival_viz_demo.py

@@ -6,6 +6,7 @@ This demo uses 1D toy data and visualizes how XGBoost fits a tree ensemble. The
 model starts out as a flat line and evolves into a step function in order to account for
 all ranged labels.
 """
+
 import matplotlib.pyplot as plt
 import numpy as np
 

demo/dask/cpu_training.py

@@ -3,6 +3,7 @@ Example of training with Dask on CPU
 ====================================
 
 """
+
 from dask import array as da
 from dask.distributed import Client, LocalCluster
 

demo/dask/dask_callbacks.py

@@ -2,6 +2,7 @@
 Example of using callbacks with Dask
 ====================================
 """
+
 import numpy as np
 from dask.distributed import Client, LocalCluster
 from dask_ml.datasets import make_regression

demo/dask/gpu_training.py

@@ -2,6 +2,7 @@
 Example of training with Dask on GPU
 ====================================
 """
+
 import cupy as cp
 import dask_cudf
 from dask import array as da

demo/dask/sklearn_cpu_training.py

@@ -2,6 +2,7 @@
 Use scikit-learn regressor interface with CPU histogram tree method
 ===================================================================
 """
+
 from dask import array as da
 from dask.distributed import Client, LocalCluster
 

demo/guide-python/callbacks.py

@@ -4,6 +4,7 @@ Demo for using and defining callback functions
 
     .. versionadded:: 1.3.0
 """
+
 import argparse
 import os
 import tempfile

demo/guide-python/cat_pipeline.py

@@ -13,6 +13,7 @@ See Also
 - :ref:`sphx_glr_python_examples_cat_in_the_dat.py`
 
 """
+
 from typing import List, Tuple
 
 import numpy as np

demo/guide-python/categorical.py

@@ -17,6 +17,7 @@ See Also
 - :ref:`sphx_glr_python_examples_cat_pipeline.py`
 
 """
+
 from typing import Tuple
 
 import numpy as np

demo/guide-python/external_memory.py

@@ -11,6 +11,7 @@ instead of Quantile DMatrix.  The feature is not ready for production use yet.
 See :doc:`the tutorial </tutorials/external_memory>` for more details.
 
 """
+
 import os
 import tempfile
 from typing import Callable, List, Tuple

demo/guide-python/individual_trees.py

@@ -2,6 +2,7 @@
 Demo for prediction using individual trees and model slices
 ===========================================================
 """
+
 import os
 
 import numpy as np

demo/guide-python/learning_to_rank.py

@@ -15,6 +15,7 @@ position debiasing training.
 For an overview of learning to rank in XGBoost, please see
 :doc:`Learning to Rank </tutorials/learning_to_rank>`.
 """
+
 from __future__ import annotations
 
 import argparse

demo/guide-python/quantile_regression.py

@@ -13,6 +13,7 @@ https://scikit-learn.org/stable/auto_examples/ensemble/plot_gradient_boosting_qu
     crossing can happen due to limitation in the algorithm.
 
 """
+
 import argparse
 from typing import Dict
 

demo/guide-python/sklearn_examples.py

@@ -9,6 +9,7 @@ Created on 1 Apr 2015
 
 @author: Jamie Hall
 """
+
 import pickle
 
 import numpy as np

demo/guide-python/sklearn_parallel.py

@@ -2,6 +2,7 @@
 Demo for using xgboost with sklearn
 ===================================
 """
+
 import multiprocessing
 
 from sklearn.datasets import fetch_california_housing

demo/guide-python/spark_estimator_examples.py

@@ -4,6 +4,7 @@ Collection of examples for using xgboost.spark estimator interface
 
 @author: Weichen Xu
 """
+
 import sklearn.datasets
 from pyspark.ml.evaluation import MulticlassClassificationEvaluator, RegressionEvaluator
 from pyspark.ml.linalg import Vectors

demo/rmm_plugin/rmm_mgpu_with_dask.py

@@ -2,6 +2,7 @@
 Using rmm with Dask
 ===================
 """
+
 import dask
 from dask.distributed import Client
 from dask_cuda import LocalCUDACluster

demo/rmm_plugin/rmm_singlegpu.py

@@ -2,6 +2,7 @@
 Using rmm on a single node device
 =================================
 """
+
 import rmm
 from sklearn.datasets import make_classification
 

python-package/hatch_build.py

@@ -2,6 +2,7 @@
 Custom hook to customize the behavior of Hatchling.
 Here, we customize the tag of the generated wheels.
 """
+
 import sysconfig
 from typing import Any, Dict
 

python-package/packager/build_config.py

@@ -1,4 +1,5 @@
 """Build configuration"""
+
 import dataclasses
 from typing import Any, Dict, List, Optional
 

python-package/packager/nativelib.py

@@ -1,6 +1,7 @@
 """
 Functions for building libxgboost
 """
+
 import logging
 import os
 import pathlib

python-package/packager/pep517.py

@@ -4,6 +4,7 @@ Builds source distribution and binary wheels, following PEP 517 / PEP 660.
 Reuses components of Hatchling (https://github.com/pypa/hatch/tree/master/backend) for the sake
 of brevity.
 """
+
 import dataclasses
 import logging
 import os

python-package/packager/sdist.py

@@ -1,6 +1,7 @@
 """
 Functions for building sdist
 """
+
 import logging
 import pathlib
 

python-package/packager/util.py

@@ -1,6 +1,7 @@
 """
 Utility functions for implementing PEP 517 backend
 """
+
 import logging
 import pathlib
 import shutil

python-package/xgboost/collective.py

@@ -1,4 +1,5 @@
 """XGBoost collective communication related API."""
+
 import ctypes
 import json
 import logging

python-package/xgboost/core.py

@@ -64,13 +64,11 @@ class XGBoostError(ValueError):
 
 
 @overload
-def from_pystr_to_cstr(data: str) -> bytes:
-    ...
+def from_pystr_to_cstr(data: str) -> bytes: ...
 
 
 @overload
-def from_pystr_to_cstr(data: List[str]) -> ctypes.Array:
-    ...
+def from_pystr_to_cstr(data: List[str]) -> ctypes.Array: ...
 
 
 def from_pystr_to_cstr(data: Union[str, List[str]]) -> Union[bytes, ctypes.Array]:

python-package/xgboost/dask/__init__.py

@@ -1146,9 +1146,9 @@ async def _direct_predict_impl(  # pylint: disable=too-many-branches
     if _can_output_df(isinstance(data, dd.DataFrame), output_shape):
         if base_margin is not None and isinstance(base_margin, da.Array):
             # Easier for map_partitions
-            base_margin_df: Optional[
-                Union[dd.DataFrame, dd.Series]
-            ] = base_margin.to_dask_dataframe()
+            base_margin_df: Optional[Union[dd.DataFrame, dd.Series]] = (
+                base_margin.to_dask_dataframe()
+            )
         else:
             base_margin_df = base_margin
         predictions = dd.map_partitions(

python-package/xgboost/dask/utils.py

@@ -1,4 +1,5 @@
 """Utilities for the XGBoost Dask interface."""
+
 import logging
 from typing import TYPE_CHECKING, Any, Dict
 

python-package/xgboost/spark/core.py

@@ -1,4 +1,5 @@
 """XGBoost pyspark integration submodule for core code."""
+
 import base64
 
 # pylint: disable=fixme, too-many-ancestors, protected-access, no-member, invalid-name

python-package/xgboost/spark/estimator.py

@@ -1,4 +1,5 @@
 """Xgboost pyspark integration submodule for estimator API."""
+
 # pylint: disable=too-many-ancestors
 # pylint: disable=fixme, too-many-ancestors, protected-access, no-member, invalid-name
 # pylint: disable=unused-argument, too-many-locals

python-package/xgboost/spark/params.py

@@ -1,4 +1,5 @@
 """Xgboost pyspark integration submodule for params."""
+
 from typing import Dict
 
 # pylint: disable=too-few-public-methods
@@ -55,7 +56,6 @@ class HasFeaturesCols(Params):
 
 
 class HasEnableSparseDataOptim(Params):
-
     """
     This is a Params based class that is extended by _SparkXGBParams
     and holds the variable to store the boolean config of enabling sparse data optimization.

python-package/xgboost/spark/utils.py

@@ -1,4 +1,5 @@
 """Xgboost pyspark integration submodule for helper functions."""
+
 # pylint: disable=fixme
 
 import inspect

python-package/xgboost/testing/__init__.py

@@ -2,6 +2,7 @@
 change without notice.
 
 """
+
 # pylint: disable=invalid-name,missing-function-docstring,import-error
 import gc
 import importlib.util

python-package/xgboost/testing/continuation.py

@@ -1,4 +1,5 @@
 """Tests for training continuation."""
+
 import json
 from typing import Any, Dict, TypeVar
 

python-package/xgboost/testing/dask.py

@@ -1,4 +1,5 @@
 """Tests for dask shared by different test modules."""
+
 import numpy as np
 import pandas as pd
 from dask import array as da

python-package/xgboost/testing/data_iter.py

@@ -1,4 +1,5 @@
 """Tests related to the `DataIter` interface."""
+
 import numpy as np
 
 import xgboost

python-package/xgboost/testing/metrics.py

@@ -1,4 +1,5 @@
 """Tests for evaluation metrics."""
+
 from typing import Dict, List
 
 import numpy as np

python-package/xgboost/testing/shared.py

@@ -1,4 +1,5 @@
 """Testing code shared by other tests."""
+
 # pylint: disable=invalid-name
 import collections
 import importlib.util

python-package/xgboost/testing/updater.py

@@ -1,4 +1,5 @@
 """Tests for updaters."""
+
 import json
 from functools import partial, update_wrapper
 from typing import Any, Dict, List

tests/ci_build/change_version.py

@@ -7,6 +7,7 @@ needed, run CMake .
     If this is a RC release, the version for JVM packages has the form
     <major>.<minor>.<patch>-RC1
 """
+
 import argparse
 import datetime
 import os

tests/ci_build/test_r_package.py

@@ -1,4 +1,5 @@
 """Utilities for packaging R code and running tests."""
+
 import argparse
 import os
 import shutil

tests/ci_build/test_utils.py

@@ -1,4 +1,5 @@
 """Utilities for the CI."""
+
 import os
 from datetime import datetime, timedelta
 from functools import wraps

tests/python-gpu/load_pickle.py

@@ -1,5 +1,6 @@
 """Loading a pickled model generated by test_pickling.py, only used by
 `test_gpu_with_dask.py`"""
+
 import json
 import os
 

tests/python-gpu/test_gpu_pickling.py

@@ -1,4 +1,5 @@
 """Test model IO with pickle."""
+
 import os
 import pickle
 import subprocess

tests/python/test_predict.py

@@ -1,4 +1,5 @@
 """Tests for running inplace prediction."""
+
 from concurrent.futures import ThreadPoolExecutor
 
 import numpy as np

tests/test_distributed/test_gpu_with_dask/test_gpu_with_dask.py

@@ -1,4 +1,5 @@
 """Copyright 2019-2023, XGBoost contributors"""
+
 import asyncio
 import json
 from collections import OrderedDict

tests/test_distributed/test_with_dask/test_with_dask.py

@@ -1,4 +1,5 @@
 """Copyright 2019-2022 XGBoost contributors"""
+
 import asyncio
 import json
 import os