Merge branch 'master' into restructure-python-examples

Author: ndgrigorian

.github/workflows/conda-package.yml

@@ -19,7 +19,7 @@ env:
 
 jobs:
   build_linux:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
     timeout-minutes: 90
 
     strategy:
@@ -133,8 +133,7 @@ jobs:
         env:
           OVERRIDE_INTEL_IPO: 1   # IPO requires more resources that GH actions VM provides
         run: |
-          # TODO: roll back use of Intel channel when 2025.1 is available on conda-forge
-          conda build --no-test --python ${{ matrix.python }} --numpy 2.0 -c ${{ env.INTEL_CHANNEL }} -c conda-forge --override-channels conda-recipe
+          conda build --no-test --python ${{ matrix.python }} --numpy 2.0 -c conda-forge --override-channels conda-recipe
 
       - name: Upload artifact
         uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
@@ -157,7 +156,7 @@ jobs:
       matrix:
         python: ['3.10', '3.11', '3.12', '3.13', '3.14']
         experimental: [false]
-        runner: [ubuntu-22.04]
+        runner: [ubuntu-latest]
     continue-on-error: ${{ matrix.experimental }}
 
     steps:
@@ -244,7 +243,7 @@ jobs:
 
   test_windows:
     needs: build_windows
-    runs-on:  ${{ matrix.runner }}
+    runs-on: ${{ matrix.runner }}
     timeout-minutes: 60
     defaults:
       run:
@@ -417,7 +416,7 @@ jobs:
     if: |
       (github.repository == 'IntelPython/dpctl') &&
       (github.ref == 'refs/heads/master' || (startsWith(github.ref, 'refs/heads/release') == true) || github.event_name == 'push' && contains(github.ref, 'refs/tags/'))
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
     timeout-minutes: 20
     strategy:
       matrix:
@@ -506,12 +505,12 @@ jobs:
 
   test_examples_linux:
     needs: build_linux
-    runs-on:  ${{ matrix.runner }}
+    runs-on: ${{ matrix.runner }}
     strategy:
       matrix:
         python: ['3.14']
         experimental: [false]
-        runner: [ubuntu-22.04]
+        runner: [ubuntu-latest]
     continue-on-error: ${{ matrix.experimental }}
     timeout-minutes: 60
     env:
@@ -572,7 +571,8 @@ jobs:
       - name: Install example requirements
         shell: bash -ex -l {0}
         env:
-          DPCPP_CMPLR: "dpcpp_linux-64>=2025.0"
+          # TODO: unpin when 2026.0 is available on conda-forge
+          DPCPP_CMPLR: "dpcpp_linux-64>=2025.0,<2026.0"
         run: |
           CHANNELS="${{ env.CHANNELS }}"
           . $CONDA/etc/profile.d/conda.sh
@@ -589,7 +589,7 @@ jobs:
               $CHANNELS || exit 1
           echo "IPL installed"
           conda create -y -n ${{ env.BUILD_ENV_NAME }} $CHANNELS gcc_linux-64 gxx_linux-64 \
-              ${{ env.DPCPP_CMPLR }} "${DPCTL_DEPENDS}" \
+              "${{ env.DPCPP_CMPLR }}" "${DPCTL_DEPENDS}" \
               "sysroot_linux-64>=2.28"
           echo "Compiler installed"
           conda list -n ${{ env.BUILD_ENV_NAME }}
@@ -599,7 +599,7 @@ jobs:
           source $CONDA/etc/profile.d/conda.sh
           CHANNELS="-c $GITHUB_WORKSPACE/channel -c dppy/label/dev -c ${{ env.INTEL_CHANNEL }} -c conda-forge --override-channels"
           export PACKAGE_VERSION=$(python -c "${VER_SCRIPT1} ${VER_SCRIPT2}")
-          conda install -n ${{ env.EXAMPLES_ENV_NAME }} -y ${CHANNELS} dpctl=${PACKAGE_VERSION} dpnp || exit 1
+          conda install -n ${{ env.EXAMPLES_ENV_NAME }} -y ${CHANNELS} dpctl=${PACKAGE_VERSION} || exit 1
       - name: Build and run examples of pybind11 extensions
         shell: bash -l {0}
         run: |

.github/workflows/generate-coverage.yaml

@@ -34,7 +34,8 @@ jobs:
 
       - name: Install latest Intel OneAPI
         run: |
-          sudo apt install intel-oneapi-compiler-dpcpp-cpp
+          # TODO: drop 2025.3 requirement when coverage build segfault is resolved
+          sudo apt install intel-oneapi-compiler-dpcpp-cpp-2025.3
           sudo apt install intel-oneapi-tbb
           sudo apt install intel-oneapi-umf
           sudo apt install hwloc
@@ -51,7 +52,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0
         with:
-          python-version: '3.12'
+          python-version: '3.14'
           architecture: x64
 
       - name: Cache Gtest

docs/doc_sources/conf.py.in

@@ -134,14 +134,14 @@ if generate_multiversion == "ON":
     try:
         html_context
     except NameError:
-        html_context = dict()
+        html_context = {}
     html_context["display_lower_left"] = True
     templates_path = ["_templates"]
     html_context["current_version"] = release
     html_context["version"] = version
 
     # POPULATE LINKS TO OTHER VERSIONS
-    html_context["versions"] = list()
+    html_context["versions"] = []
 
     # Populate the list of documented versions from the doc_versions.txt
     versions = []

dpctl/_sycl_device.pyx

@@ -1210,7 +1210,7 @@ cdef class SyclDevice(_SyclDevice):
         sg_sizes = DPCTLDevice_GetSubGroupSizes(
             self._device_ref, &sg_sizes_len)
         if (sg_sizes is not NULL and sg_sizes_len > 0):
-            res = list()
+            res = []
             for i in range(sg_sizes_len):
                 res.append(sg_sizes[i])
             DPCTLSize_t_Array_Delete(sg_sizes)

dpctl/_sycl_device_factory.pyx

@@ -416,7 +416,7 @@ cdef class _DefaultDeviceCache:
     cdef dict __device_map__
 
     def __cinit__(self):
-        self.__device_map__ = dict()
+        self.__device_map__ = {}
 
     cdef get_or_create(self):
         """Return instance of SyclDevice and indicator if cache

dpctl/_sycl_queue.pyx

@@ -1753,7 +1753,7 @@ cdef class WorkGroupMemory:
 
 
 cdef class _RawKernelArg:
-    def __dealloc(self):
+    def __dealloc__(self):
         if(self._arg_ref):
             DPCTLRawKernelArg_Delete(self._arg_ref)
 

dpctl/_sycl_queue_manager.pyx

@@ -35,7 +35,7 @@ cdef class _DeviceDefaultQueueCache:
     cdef dict __device_queue_map__
 
     def __cinit__(self):
-        self.__device_queue_map__ = dict()
+        self.__device_queue_map__ = {}
 
     def get_or_create(self, key):
         """Return instance of SyclQueue and indicator if cache

dpctl/_sycl_timer.py

@@ -190,7 +190,7 @@ def __init__(
         self.queue = None
         self.host_times = []
         self.bracketing_events = []
-        self._context_data = list()
+        self._context_data = []
         if device_timer is None:
             device_timer = "queue_barrier"
         if device_timer == "queue_barrier":

dpctl/tests/helper/_helper.py

@@ -43,7 +43,7 @@ def create_invalid_capsule():
     return ctor(id(ctor), b"invalid", 0)
 
 
-def get_queue_or_skip(args=tuple()):
+def get_queue_or_skip(args=()):
     try:
         q = dpctl.SyclQueue(*args)
     except dpctl.SyclQueueCreationError:

dpctl/tests/test_sycl_device.py

@@ -405,7 +405,7 @@ def test_peer_device_arg_validation(method):
         dev = dpctl.SyclDevice()
     except dpctl.SyclDeviceCreationError:
         pytest.skip("No default device available")
-    bad_dev = dict()
+    bad_dev = {}
     callable = getattr(dev, method)
     with pytest.raises(TypeError):
         callable(bad_dev)