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Commit b445b97

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QuLogicQuLogic
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Fix FFMpegBase.isAvailable with detached terminals.
When checking for ffmpeg/libav, set stdin to /dev/null, otherwise the process will sleep if Python is running with a detached terminal. And we definitely don't want ffmpeg/libav to grab user input here.
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‎lib/matplotlib/animation.py

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+2-1Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -597,7 +597,8 @@ def isAvailable(cls):
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# NOTE: when removed, remove the same method in AVConvBase.
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and b'LibAv' not in subprocess.run(
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[cls.bin_path()], creationflags=subprocess_creation_flags,
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stdout=subprocess.DEVNULL, stderr=subprocess.PIPE).stderr)
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stdin=subprocess.DEVNULL, stdout=subprocess.DEVNULL,
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stderr=subprocess.PIPE).stderr)
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# Combine FFMpeg options with pipe-based writing

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