Re: question about "\d" in url pattern

On 27 févr. 2012, at 07:23, Zheng Li <dllizheng@gmail.com> wrote:
> url(r'^friend_page/cheer/confirm/(?P<fid>\w+)/(?P<key>\d+)/(?P<point>\d+)/$', 'cheer_confirm', name = 'friend_page'),
>
> def cheer_confirm(request, fid, key, point):
> data = {
> 'point' : 10 + point,
> }
> ...
>
> i got
> TypeError: unsupported operand type(s) for +: 'int' and 'unicode'
>
> i did "print type(point)", and got type(unicode)
> apparently, point is not int.
>
> i thought "\d+" in url promises i can get an int point in cheer_confirm, and am i wrong?

\d+ ensures you will only get naturals, but django will not perform any conversion automatically. Especially not here as it would require introspecting the regular expression to see which pattern was matched and whether it is convertible.

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