Suppress pydub warning about ffmpeg/avconv not found (#8940)

Co-authored-by: openhands <openhands@all-hands.dev>

openhands/cli/main.py

@@ -8,6 +8,7 @@ from prompt_toolkit.formatted_text import HTML
 from prompt_toolkit.shortcuts import clear
 
 import openhands.agenthub  # noqa F401 (we import this to get the agents registered)
+import openhands.cli.suppress_warnings  # noqa: F401
 from openhands.cli.commands import (
     check_folder_security_agreement,
     handle_commands,

openhands/cli/suppress_warnings.py

@@ -0,0 +1,10 @@
+"""Module to suppress common warnings."""
+
+import warnings
+
+# Suppress pydub warning about ffmpeg/avconv
+warnings.filterwarnings(
+    'ignore',
+    message="Couldn't find ffmpeg or avconv - defaulting to ffmpeg, but may not work",
+    category=RuntimeWarning,
+)

openhands/core/main.py

@@ -5,6 +5,7 @@ from pathlib import Path
 from typing import Callable, Protocol
 
 import openhands.agenthub  # noqa F401 (we import this to get the agents registered)
+import openhands.cli.suppress_warnings  # noqa: F401
 from openhands.controller.agent import Agent
 from openhands.controller.replay import ReplayManager
 from openhands.controller.state.state import State