TST Add some tests parametrization for test_neighbors (#22281)

jjerphan · ogrisel · web-flow · commit 104dedec4aae · 2022-01-24T14:05:06.000-05:00
Co-authored-by: Olivier Grisel &lt;olivier.grisel@ensta.org&gt;
diff --git a/sklearn/metrics/tests/test_dist_metrics.py b/sklearn/metrics/tests/test_dist_metrics.py
@@ -39,6 +39,7 @@ def dist_func(x1, x2, p):
 VI = np.dot(V, V.T)
 
 BOOL_METRICS = [
+    "hamming",
     "matching",
     "jaccard",
     "dice",
diff --git a/sklearn/neighbors/_base.py b/sklearn/neighbors/_base.py
@@ -32,7 +32,7 @@
 from ..utils.multiclass import check_classification_targets
 from ..utils.validation import check_is_fitted
 from ..utils.validation import check_non_negative
-from ..utils.fixes import delayed
+from ..utils.fixes import delayed, sp_version
 from ..utils.fixes import parse_version
 from ..exceptions import DataConversionWarning, EfficiencyWarning
 
@@ -63,11 +63,15 @@
             "sokalsneath",
             "sqeuclidean",
             "yule",
-            "wminkowski",
         ]
     ),
 )
 
+# TODO: Remove filterwarnings in 1.3 when wminkowski is removed
+if sp_version < parse_version("1.8.0.dev0"):
+    # Before scipy 1.8.0.dev0, wminkowski was the key to use
+    # the weighted minkowski metric.
+    VALID_METRICS["brute"].append("wminkowski")
 
 VALID_METRICS_SPARSE = dict(
     ball_tree=[],
diff --git a/sklearn/neighbors/tests/test_neighbors.py b/sklearn/neighbors/tests/test_neighbors.py
