On Saturday, May 23, 2020, at 07:24 -0400, zljubi...@gmail.com wrote:
> I have to talk to outer system by stdin/stdout.
> Each line that comes to stdin should be processed and its result returned
> back to stdout. Logging should go to stderr.
>
> How to design a class that will listed to stdin and call required methods in
> order to process the data?
I wouldn't put it into a class, but the core of it looks something like
this:
for line in sys.stdin:
result = process(line)
print(result)
if some_condition():
break
The details may be different, and there's likely more error handling in
production code, but that's the general idea.
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