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[utils] Clarify for redirecting STDIN in get_exe_version()
master
Yen Chi Hsuan
8 years ago
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1 changed files with
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youtube_dl/utils.py
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@ -1818,6 +1818,9 @@ def get_exe_version(exe, args=['--version'], |
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""" Returns the version of the specified executable, |
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or False if the executable is not present """ |
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try: |
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# STDIN should be redirected too. On UNIX-like systems, ffmpeg triggers |
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# SIGTTOU if youtube-dl is run in the background. |
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# See https://github.com/rg3/youtube-dl/issues/955#issuecomment-209789656 |
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out, _ = subprocess.Popen( |
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[encodeArgument(exe)] + args, |
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stdin=subprocess.PIPE, |
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