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fix: replace assert with runtime guard in tts_tool streaming playback #80910

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fix: replace assert with runtime guard in tts_tool streaming playback #80910

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6 changes: 4 additions & 2 deletions tools/tts_tool.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3594,7 +3594,8 @@ def _reinit_output_stream():

def _playback_worker() -> None:
"""Single consumer: play audio segments from the queue in order."""
assert streamer is not None
if streamer is None:
return
if output_stream is not None:
import numpy as _np

Expand Down Expand Up @@ -3701,7 +3702,8 @@ def mark_audio_output_active(_active):

def _enqueue_audio(text_to_speak: str) -> None:
"""Synthesize *text_to_speak* and start prefetching immediately."""
assert streamer is not None
if streamer is None:
return
try:
audio_iter = streamer.stream(text_to_speak)
except Exception as exc:
Expand Down
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