[issue27805] In Python 3, open('/dev/stdout', 'a') raises OSError with errno=ESPIPE

Shane Hathaway added the comment: Thanks for the analysis. I have already started a pull request to fix this in Supervisor, but I also thought this change to Python might be gratuitous and accidental. It seems like open('/dev/stdout', 'a') ought to work the same as P

[issue27805] In Python 3, open('/dev/stdout', 'a') raises OSError with errno=ESPIPE

New submission from Shane Hathaway: With Python 2, the following call worked: open('/dev/stdout', 'a') Users of Supervisor have been depending on that for a long time. With Python 3.5, this is what happens: >>> open('/dev/stdout', 'a') Tra