Fix python examples fail

.github/workflows/build-linux.yml

@@ -81,3 +81,8 @@ jobs:
       working-directory: ${{ runner.temp }}/build/tests
       run: ctest -C ${{ matrix.build_type }}
 
+    - name: Run Cpp Examples
+      env:
+          CTEST_OUTPUT_ON_FAILURE: 1
+      working-directory: ${{ runner.temp }}/build/examples/cpp
+      run: ctest -C RelWithDebugInfo

.github/workflows/build-python.yml

@@ -0,0 +1,84 @@
+# Copyright 2025 Intel Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+name: Python Test
+run-name: ${{ github.event.inputs.run_name || github.event.pull_request.title }}
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+permissions:
+  contents: read
+
+# This allows a subsequently queued workflow run to interrupt previous runs
+concurrency:
+  group: '${{ github.workflow }} @ ${{ github.event.pull_request.head.label || github.head_ref || github.ref }}'
+  cancel-in-progress: true
+
+jobs:
+  python-build:
+    name: ${{ matrix.cxx }}
+    runs-on: self-hosted
+    strategy:
+      matrix:
+        cxx:
+          - g++-11
+          - clang++-13
+        include:
+          - cxx: g++-11
+            cc: gcc-11
+          - cxx: clang++-13
+            cc: clang-13
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install MKL
+      timeout-minutes: 5
+      run: |
+       .github/scripts/setup_apt_repo_linux.sh
+       sudo apt install intel-oneapi-mkl intel-oneapi-mkl-devel
+       # Setup environment variables for building against MKL.
+       # Persist the environment variables for use across multiple subsequent actions.
+       source /opt/intel/oneapi/setvars.sh
+       printenv >> $GITHUB_ENV
+
+    # Install inside the temporary working directory.
+    - name: Build Wheel
+      env:
+        CXX: ${{ matrix.cxx }}
+        CC: ${{ matrix.cc }}
+        TEMP_WORKSPACE: ${{ runner.temp }}/usr
+      run: |
+        cd ${GITHUB_WORKSPACE}/bindings/python
+        python setup.py bdist_wheel --cmake-executable="cmake" --build-type=RelWithDebugInfo -- -- -j$(nproc)
+        pip install ./dist/scalable_vs*.whl --target=${TEMP_WORKSPACE}
+
+    # Make sure to add the location of the generated wheel to the python path.
+    - name: Run tests
+      env:
+          PYTHONPATH: ${{ runner.temp }}/usr
+          CTEST_OUTPUT_ON_FAILURE: 1
+      working-directory: ${{ runner.temp }}
+      run: python -m unittest discover -s ${GITHUB_WORKSPACE}/bindings/python
+
+    - name: Run examples
+      env:
+          PYTHONPATH: ${{ runner.temp }}/usr
+          CTEST_OUTPUT_ON_FAILURE: 1
+      working-directory: ${{ runner.temp }}
+      run: python -m unittest discover -p "example*.py" -s ${GITHUB_WORKSPACE}/examples/python

examples/python/example_vamana.py

@@ -21,11 +21,12 @@
 # [imports]
 
 DEBUG_MODE = False
-def assert_equal(lhs, rhs, message: str = ""):
+def assert_equal(lhs, rhs, message: str = "", epsilon = 0.05):
     if DEBUG_MODE:
         print(f"{message}: {lhs} == {rhs}")
     else:
-        assert lhs == rhs, message
+        assert lhs < rhs + epsilon, message
+        assert lhs > rhs - epsilon, message
 
 def run_test_float(index, queries, groundtruth):
     expected = {
@@ -79,6 +80,7 @@ def run_test_build_two_level4_8(index, queries, groundtruth):
 test_data_dir = None
 
 def run():
+    epsilon = 0.05
 
     # ###
     # Generating test data
@@ -159,7 +161,7 @@ def run():
     # Compare with the groundtruth.
     recall = svs.k_recall_at(groundtruth, I, 10, 10)
     print(f"Recall = {recall}")
-    assert(recall == 0.8288)
+    assert_equal(recall, 0.8288)
     # [perform-queries]
 
     # [search-window-size]
@@ -213,7 +215,7 @@ def run():
     # Compare with the groundtruth.
     recall = svs.k_recall_at(groundtruth, I, 10, 10)
     print(f"Recall = {recall}")
-    assert(recall == 0.8288)
+    assert_equal(recall, 0.8288)
     # [loading]
 
     ##### Begin Test

examples/python/example_vamana_dynamic.py

@@ -22,11 +22,12 @@
 # [imports]
 
 DEBUG_MODE = False
-def assert_equal(lhs, rhs, message: str = ""):
+def assert_equal(lhs, rhs, message: str = "", epsilon = 0.05):
     if DEBUG_MODE:
         print(f"{message}: {lhs} == {rhs}")
     else:
-        assert lhs == rhs, message
+        assert lhs < rhs + epsilon, message
+        assert lhs > rhs - epsilon, message
 
 def run_test_float(index, queries, groundtruth):
     expected = {
@@ -48,6 +49,8 @@ def run_test_float(index, queries, groundtruth):
 test_data_dir = None
 
 def run():
+    epsilon = 0.05
+
     # [generate-dataset]
     # Create a test dataset.
     # This will create a directory "example_data_vamana" and populate it with three
@@ -118,7 +121,7 @@ def run():
     # Compare with the groundtruth.
     recall = svs.k_recall_at(groundtruth, I, 10, 10)
     print(f"Recall = {recall}")
-    assert(recall == 0.8202)
+    assert_equal(recall, 0.8202)
     # [perform-queries]
 
     ##### Begin Test
@@ -158,8 +161,7 @@ def run():
     # Compare with the groundtruth.
     recall = svs.k_recall_at(groundtruth, I, 10, 10)
     print(f"Recall = {recall}")
-    assert(recall == 0.8202)
-
+    assert_equal(recall, 0.8202)
 
     ##### Begin Test
     run_test_float(index, queries, groundtruth)