From 2788304996c4ad46123f6c071cb1f7f26a542323 Mon Sep 17 00:00:00 2001
From: Tim Head <betatim@gmail.com>
Date: Tue, 14 Jan 2025 08:13:27 -0800
Subject: [PATCH] Skip dispatching to GPU for unimplemented metrics

---
 python/cuml/cuml/manifold/umap.pyx            | 16 ++++++++++++
 .../estimators_hyperparams/test_accel_umap.py | 26 +++++++++++++++++--
 2 files changed, 40 insertions(+), 2 deletions(-)

diff --git a/python/cuml/cuml/manifold/umap.pyx b/python/cuml/cuml/manifold/umap.pyx
index 079b270d0a..9e4f3a6551 100644
--- a/python/cuml/cuml/manifold/umap.pyx
+++ b/python/cuml/cuml/manifold/umap.pyx
@@ -334,6 +334,22 @@ class UMAP(UniversalBase,
     _cpu_estimator_import_path = 'umap.UMAP'
     embedding_ = CumlArrayDescriptor(order='C')
 
+    _hyperparam_interop_translator = {
+        "metric": {
+            "sokalsneath": "NotImplemented",
+            "rogerstanimoto": "NotImplemented",
+            "sokalmichener": "NotImplemented",
+            "yule": "NotImplemented",
+            "ll_dirichlet": "NotImplemented",
+            "russelrao": "NotImplemented",
+            "kulsinski": "NotImplemented",
+            "dice": "NotImplemented",
+            "wminkowski": "NotImplemented",
+            "mahalanobis": "NotImplemented",
+            "haversine": "NotImplemented",
+        }
+    }
+
     @device_interop_preparation
     def __init__(self, *,
                  n_neighbors=15,
diff --git a/python/cuml/cuml/tests/experimental/accel/estimators_hyperparams/test_accel_umap.py b/python/cuml/cuml/tests/experimental/accel/estimators_hyperparams/test_accel_umap.py
index 543d545caf..1994fa2542 100644
--- a/python/cuml/cuml/tests/experimental/accel/estimators_hyperparams/test_accel_umap.py
+++ b/python/cuml/cuml/tests/experimental/accel/estimators_hyperparams/test_accel_umap.py
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2024, NVIDIA CORPORATION.
+# Copyright (c) 2024-2025, NVIDIA CORPORATION.
 #
 # Licensed under the Apache License, Version 2.0 (the “License”);
 # you may not use this file except in compliance with the License.
@@ -46,10 +46,32 @@ def test_umap_min_dist(manifold_data, min_dist):
 
 
 @pytest.mark.parametrize(
-    "metric", ["euclidean", "manhattan", "chebyshev", "cosine"]
+    "metric",
+    [
+        "euclidean",
+        "manhattan",
+        "chebyshev",
+        "cosine",
+        # These metrics are currently not supported in cuml,
+        # we test them here to make sure no exception is raised
+        "sokalsneath",
+        "rogerstanimoto",
+        "sokalmichener",
+        "yule",
+        "ll_dirichlet",
+        "russellrao",
+        "kulsinski",
+        "dice",
+        "wminkowski",
+        "mahalanobis",
+        "haversine",
+    ],
 )
 def test_umap_metric(manifold_data, metric):
     X = manifold_data
+    # haversine only works for 2D data
+    if metric == "haversine":
+        X = X[:, :2]
     umap = UMAP(metric=metric, random_state=42)
     X_embedded = umap.fit_transform(X)
     trust = trustworthiness(X, X_embedded, n_neighbors=5)