For review: PEP 308 - If-then-else expression

Alex Martelli aleax at aleax.it
Sun Feb 9 20:42:46 CET 2003


Carlos Ribeiro wrote:

> On Saturday 08 February 2003 18:51, Christian Tismer wrote:
>> b) reading and execution order should match as much as possible.
> 
> Then I wonder why do people think that the following snippet is pythonic
> in any (reasonable) way:
> 
>   ','.join(lines)
> 
> In what direction does it reads?

Left to right:
   From the literal string object ',',
   fetch the attribute named 'join',
   prepare the value of the variable named 'lines' as the argument,
   and execute the attribute (must be a method) with the argument.


Alex





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