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Fix crash MacOS because of multiprocessing fork #133

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Fix crash MacOS because of multiprocessing fork #133

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60a8f66
Fix crash macos because of multiprocessing.
pyTranscriber Feb 11, 2019
54114a2
Added try catch to avoid crash on python 2.
pyTranscriber Feb 12, 2019
7061734
Guarantee that set_start_method will only execute once. (otherwise wo…
pyTranscriber Feb 12, 2019
a73bcca
Parameter allow_none=True added, otherwise would manually set to defa…
pyTranscriber Feb 12, 2019
d838c9b
for compatibility with Windows
pyTranscriber Feb 12, 2019
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10 changes: 10 additions & 0 deletions autosub/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -233,6 +233,16 @@ def generate_subtitles( # pylint: disable=too-many-locals,too-many-arguments
"""
Given an input audio/video file, generate subtitles in the specified language and format.
"""
if os.name != "nt" and "Darwin" in os.uname():
#the default unix fork method does not work on Mac OS
#need to use forkserver
try:
if 'forkserver' not in multiprocessing.get_start_method(allow_none=True):
multiprocessing.set_start_method('forkserver')
except AttributeError:
# for python 2 not have set_start_method... cannot be used on mac
print("Python 2 fork() does not work on MacOS. Please use Python 3 instead.")

audio_filename, audio_rate = extract_audio(source_path)

regions = find_speech_regions(audio_filename)
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