Replace sys.stdout with sys.stdout.buffer when saving #5437
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Resolves #5436
https://pillow.readthedocs.io/en/stable/reference/ImageDraw.html#example-draw-a-gray-cross-over-an-image
However, running this example code gives
This PR suggests fixing this by changing
im.save
so that if it is passedsys.stdout
(sys.stdout.mode
is 'w'), then it is replaced withsys.stdout.buffer
(sys.stdout.buffer.mode
is 'wb').It also changes the
PSDraw()
default fromsys.stdout
tosys.stdout.buffer
, and simplifies EPS saving by abandoning the idea of wrappingfp
just so that it can write strings.