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Change call function to Popen

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The call function can deadlock if the child process prints larger output. Use Popen with the communicate() method with you need pipes. If you switch to Popen, you'll get cleaner debugging.
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John Jackson 2021-06-07 13:52:20 -06:00 committed by GitHub
parent 54774ab91e
commit 62baabc31e
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1 changed files with 2 additions and 2 deletions
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fetch-macOS.py
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@ -87,8 +87,8 @@ class ReplicationError(Exception):
def cmd_exists(cmd): def cmd_exists(cmd):
return subprocess.call("type " + cmd, shell=True, proc subprocess.Popen("type " + cmd, shell=True,
stdout=subprocess.PIPE, stderr=subprocess.PIPE) == 0 stdout=subprocess.PIPE, stderr=subprocess.PIPE)
def replicate_url(full_url, def replicate_url(full_url,