[Python-ideas] The non-obvious nature of str.join (was Re: sum(...) limitation)

Alexander Belopolsky alexander.belopolsky at gmail.com
Mon Aug 11 15:56:38 CEST 2014


On Mon, Aug 11, 2014 at 2:56 AM, Wolfgang Maier <
wolfgang.maier at biologie.uni-freiburg.de> wrote:

> I am using Python for teaching programming to absolute beginners at
> university and, in my experience, joiner.join is never a big hurdle.


In my experience, it is the asymmetry between x.join(y) and x.split(y)
which causes most of the confusion.  In x.join(y), x is the separator and y
is the data being joined, but in x.split(y), it is the other way around.
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