Add type hint

Author: WyattBlue

Makefile

@@ -28,7 +28,7 @@ fate-suite:
 	rsync -vrltLW rsync://fate-suite.ffmpeg.org/fate-suite/ tests/assets/fate-suite/
 
 lint:
-	$(PIP) install -U ruff isort pillow numpy mypy==1.16.1 pytest
+	$(PIP) install -U ruff isort pillow numpy mypy==1.17.1 pytest
 	ruff format --check av examples tests setup.py
 	isort --check-only --diff av examples tests
 	mypy av tests

av/container/core.pyi

@@ -86,7 +86,6 @@ class Container:
     open_timeout: Real | None
     read_timeout: Real | None
     flags: int
-
     def __enter__(self) -> Container: ...
     def __exit__(
         self,
@@ -96,6 +95,17 @@ class Container:
     ) -> bool: ...
     def set_timeout(self, timeout: Real | None) -> None: ...
     def start_timeout(self) -> None: ...
+    def chapters(
+        self,
+    ) -> list[
+        {
+            "id": int,
+            "start": int,
+            "end": int,
+            "time_base": Fraction,
+            "metadata": dict[str, str],
+        }
+    ]: ...
 
 @overload
 def open(

av/container/input.pyi

@@ -36,7 +36,6 @@ class InputContainer(Container):
     def decode(
         self, *args: Any, **kwargs: Any
     ) -> Iterator[VideoFrame | AudioFrame | SubtitleSet]: ...
-    def chapters(self): ...
     def seek(
         self,
         offset: int,