replacing `else` with `then` in `for` and `try`
Ned Batchelder
ned at nedbatchelder.com
Wed Nov 1 17:23:34 EDT 2017
On 11/1/17 5:12 PM, Alexey Muranov wrote:
> Hello,
>
> what do you think about the idea of replacing "`else`" with "`then`"
> in the contexts of `for` and `try`?
>
> It seems clear that it should be rather "then" than "else." Compare
> also "try ... then ... finally" with "try ... else ... finally".
>
> Currently, with "else", it is almost impossible to guess the meaning
> without looking into the documentation.
>
> Off course, it should not be changed in Python 3, maybe in Python 4 or
> 5, but in Python 3 `then` could be an alias of `else` in these contexts.
>
> Alexey.
>
Apart from the questions of backward compatibility etc (Python is
unlikely to ever go through another shift like the 2/3 breakage), are
you sure "then" is what you mean? This won't print "end":
for i in range(10):
print(i)
else:
print(end)
--Ned.
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