Creating 0.18.1 release

Signed-off-by: Eric Reinecke <[email protected]>

Author: reinecke

.github/workflows/python-package.yml

@@ -6,7 +6,7 @@ name: OpenTimelineIO
 # for configuring which build will be a C++ coverage build / coverage report
 env:
   GH_COV_PY: "3.10"
-  GH_COV_OS: ubuntu-latest
+  GH_COV_OS: ubuntu-24.04
   GH_DEPENDABOT: dependabot
 
 on:
@@ -24,15 +24,15 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-14, macos-latest]
+        os: [ubuntu-24.04, windows-2025, macos-14, macos-15]
         # Unfortunately the CMake test target is OS dependent so we set it as
         # a variable here.
         include:
-          - os: ubuntu-latest
+          - os: ubuntu-24.04
             OTIO_TEST_TARGET: test
-          - os: windows-latest
+          - os: windows-2025
             OTIO_TEST_TARGET: RUN_TESTS
-          - os: macos-latest
+          - os: macos-15
             OTIO_TEST_TARGET: test
           - os: macos-14
             OTIO_TEST_TARGET: test
@@ -92,16 +92,16 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-14, macos-latest]
+        os: [ubuntu-24.04, windows-2025, macos-14, macos-15]
         python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
         include:
-          - { os: ubuntu-latest, shell: bash }
-          - { os: macos-latest, shell: bash }
+          - { os: ubuntu-24.04, shell: bash }
+          - { os: macos-15, shell: bash }
           - { os: macos-14, shell: bash }
-          - { os: windows-latest, shell: pwsh }
-          - { os: windows-latest, shell: msys2, python-version: "mingw64" }
+          - { os: windows-2025, shell: pwsh }
+          - { os: windows-2025, shell: msys2, python-version: "mingw64" }
         exclude:
-          - { os: macos-latest, python-version: 3.9 }
+          - { os: macos-15, python-version: 3.9 }
 
     defaults:
       run:
@@ -173,16 +173,16 @@ jobs:
       matrix:
         os:
           [
-            ubuntu-latest,
-            ubuntu-latest-arm,
-            windows-latest,
+            ubuntu-24.04,
+            ubuntu-24.04-arm,
+            windows-2025,
             macos-14,
-            macos-latest,
+            macos-15,
           ]
         python-build: ["cp39", "cp310", "cp311", "cp312", "cp313"]
         #exclude:
         #   none currently
-        #   - { os: macos-latest, python-build: 'cp37' }
+        #   - { os: macos-15, python-build: 'cp37' }
     steps:
       - uses: actions/checkout@v4
 
@@ -205,7 +205,7 @@ jobs:
 
   package_sdist:
     needs: py_build_test
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
         with:

setup.py

@@ -218,7 +218,7 @@ def cmake_install(self):
 
 # Metadata that gets stamped into the __init__ files during the build phase.
 PROJECT_METADATA = {
-    "version": "0.18.1.dev1",
+    "version": "0.18.1",
     "author": 'Contributors to the OpenTimelineIO project',
     "author_email": '[email protected]',
     "license": 'Apache 2.0 License',

src/opentimelineio/CORE_VERSION_MAP.cpp

@@ -174,7 +174,7 @@ const label_to_schema_version_map CORE_VERSION_MAP{
           { "Transition", 1 },
           { "UnknownSchema", 1 },
       } },
-    { "0.18.1.dev1",
+    { "0.18.1",
       {
           { "Adapter", 1 },
           { "Clip", 2 },