On 09/29/2017 10:54 AM, Stefan Ram wrote:
In some languages, printing »'\n'«, the Unicode code point 10,
will have the effect of printing a line terminator, which might
mean that the output device actually receives »\r\n«.
The line terminator ostensibly depends on the operating
system, but actually it depends on the output system. E.g.,
under one operating system the console might accept another
set of line separators than an editor. (Under Windows,
»wordpad« accepts »\n«, while »notepad« requires »\r\n«.)
What is the recommended way to terminate a line written with
Python? Is it »\n« or something else? For example, in Java,
in some cases, one should terminate the line with the value
of »java.lang.System.lineSeparator()« which might or might
not be equal to the value of »"\n"«.
Does it possibly depend on the entity being written to, which
might be
- the Python console,
- the IDLE console,
- the operating system console or
- a text file?
As everyone else has said; for general purpose (any of your cases) use
you should always just use '\n' and it automagically works. The only
time I've ever needed to explicitly worry about '\r' is communicating
over sockets or serial ports to devices. And in those cases you need to
stuff them with bytes rather than str anyhow, so you're already down in
the gory bits.
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Rob Gaddi, Highland Technology -- www.highlandtechnology.com
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