MNT fix ruff type vs isinstance errors (#27039)

adrinjalali · jeremiedbb · commit 75cdfec874d2 · 2023-09-20T14:40:31.000+02:00
diff --git a/sklearn/metrics/tests/test_classification.py b/sklearn/metrics/tests/test_classification.py
@@ -159,10 +159,10 @@ def test_classification_report_dictionary_output():
             for metric in expected_report[key]:
                 assert_almost_equal(expected_report[key][metric], report[key][metric])
 
-    assert type(expected_report["setosa"]["precision"]) == float
-    assert type(expected_report["macro avg"]["precision"]) == float
-    assert type(expected_report["setosa"]["support"]) == int
-    assert type(expected_report["macro avg"]["support"]) == int
+    assert isinstance(expected_report["setosa"]["precision"], float)
+    assert isinstance(expected_report["macro avg"]["precision"], float)
+    assert isinstance(expected_report["setosa"]["support"], int)
+    assert isinstance(expected_report["macro avg"]["support"], int)
 
 
 def test_classification_report_output_dict_empty_input():
diff --git a/sklearn/model_selection/_split.py b/sklearn/model_selection/_split.py
@@ -2673,7 +2673,7 @@ def _pprint(params, offset=0, printer=repr):
     this_line_length = offset
     line_sep = ",\n" + (1 + offset // 2) * " "
     for i, (k, v) in enumerate(sorted(params.items())):
-        if type(v) is float:
+        if isinstance(v, float):
             # use str for representing floating point numbers
             # this way we get consistent representation across
             # architectures and versions.
