chore(ci): test Python 3.13 and 3.14 (#598)

* chore(ci): test Python 3.13 and 3.14

* fixes

Author: jeertmans

.github/workflows/tests.yml

@@ -16,12 +16,12 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [macos-13, ubuntu-latest, windows-latest]
-        pyversion: ['3.9', '3.10', '3.11', '3.12']
+        os: [macos-latest, ubuntu-latest, windows-latest]
+        pyversion: ['3.9', '3.10', '3.11', '3.12', '3.13', '3.14']
         extras: [pyside6-full, manimgl]
-        exclude:
-        - pyversion: '3.12'
-          extras: manimgl
+        # exclude:
+        # - pyversion: '3.12'
+        #   extras: manimgl
     runs-on: ${{ matrix.os }}
     steps:
     - name: Checkout repository
@@ -60,7 +60,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [macos-latest, ubuntu-latest, windows-latest]
-        pyversion: ['3.9', '3.10', '3.11', '3.12']
+        pyversion: ['3.9', '3.10', '3.11', '3.12', '3.13', '3.14']
     runs-on: ${{ matrix.os }}
     env:
       QT_QPA_PLATFORM: offscreen
@@ -112,7 +112,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Check links
-      uses: gaurav-nelson/github-action-markdown-link-check@v1
+      uses: tcort/github-action-markdown-link-check@v1
       with:
         use-quiet-mode: yes
         use-verbose-mode: yes

manim_slides/utils.py

@@ -144,7 +144,9 @@ def reverse_video_file_in_one_chunk(src_and_dest: tuple[Path, Path]) -> None:
 
         for _ in range(frames_count):
             frame = graph.pull()
-            frame.pict_type = "NONE"  # Otherwise we get a warning saying it is changed
+            frame.pict_type = (
+                av.video.frame.PictureType.NONE
+            )  # Otherwise we get a warning saying it is changed
             output_container.mux(output_stream.encode(frame))
 
         for packet in output_stream.encode():
@@ -182,8 +184,12 @@ def reverse_video_file(
                 format="segment",
                 options={"segment_time": str(max_segment_duration)},
             ) as output_container:
-                output_stream = output_container.add_stream(
-                    template=input_stream,
+                output_stream = (
+                    output_container.add_stream_from_template(input_stream)
+                    if AV_VERSION_14
+                    else output_container.add_stream(
+                        template=input_stream,
+                    )
                 )
 
                 for packet in input_container.demux(input_stream):

pyproject.toml

@@ -42,6 +42,8 @@ classifiers = [
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3.13",
+  "Programming Language :: Python :: 3.14",
   "License :: OSI Approved :: MIT License",
   "Operating System :: OS Independent",
   "Topic :: Multimedia :: Video",