[Python-ideas] Pythonic buffering in Py3 print()
python at mrabarnett.plus.com
Wed Jan 11 04:47:21 CET 2012
On 11/01/2012 03:14, Guido van Rossum wrote:
> On Tue, Jan 10, 2012 at 6:36 PM, MRAB <python at mrabarnett.plus.com
> <mailto:python at mrabarnett.plus.com>> wrote:
> On 11/01/2012 01:59, Nick Coghlan wrote:
> On Tue, Jan 10, 2012 at 8:15 PM, Masklinn<masklinn at masklinn.net
> <mailto:masklinn at masklinn.net>__>
> So the keyword argument means "do or don't call flush()
> method of
> the file."
> That's not clear from its name since the flushing behavior can
> depend on the underlying stream type. force_flush would be
> to the actual meaning of the param.
> +0 for being able to write print("whatever", force_flush=True)
> instead of having to do:
> import sys # somewhere in the file
> > print("whatever")
> Given that 'print' is a function in Python 3, it's easy to redefine it
> to flush. I've done it on occasion.
> Heh, that's exactly why we made it a function. So is adding e.g. a
> force_flush flag -- though personally I would be fine calling it "flush"
> despite the possibility that the underlying stream might still flush
> when it is not explicitly requests.
Even a buffered stream flushes sometime. :-)
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