"Phillip J. Eby" a écrit :
> Try:
> data=(self.which_one and [self.second_data] or [self.first_data])[0]
wow. what a *clever* idea to use [] around self.???_data. I used to
write:
data=self.which_one and self.second_data or self.first_data
but this failed because sometimes self.second_data is a
At 07:11 PM 7/13/00 +0400, Ava wrote:
>
>first generic attribute provider:
>fromexpr = '(self.id[0] and sql_get_first(key=id[0]) or [NOT_FOUND])[0]'
>attrsexprs = ['first_data=RESULT.data']
>
>second generic attribute provider:
>fromexpr = 'self.id[1] and sql_get_first(key=id[1]) or [N
hello,
ignore my precedent post. too much caffeine, not enough sleep
my problem is solved if I use the class_default_for_X trick...
regards,
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hello,
thanks to philipp for its explanation for 'class_default_for_X'. I'm not at
the office now, and I can't do a reply on the message from the archives ;-)
I have a rack that must retrieve informations from 2 sql tables. I set up 3
generic attribute providers:
- one that get data from the fi
At 11:14 AM 7/5/00 +0400, Jephte CLAIN wrote:
>Hello,
>
>I use virtual attribute access to provide access to my SQL database.
>However, I want to use the Rack.newItem facility to create new records
>in the database.
>But it fails because in virtual mode, an item always exists.
>This patch solves t
Hello,
I use virtual attribute access to provide access to my SQL database.
However, I want to use the Rack.newItem facility to create new records
in the database.
But it fails because in virtual mode, an item always exists.
This patch solves the problem, at least for me
--- Rack.py.orig
At 08:21 PM 6/6/00 +0400, Jephte CLAIN wrote:
>Hello,
>
>I have used ZPatterns-0.3.0 to complete a project that I shipped
>yesterday.
Congratulations, you're even braver than I am. ;)
>Although I had to write a CatalogAwareRack/Specialist to allow me to
>search for rackmountables, I can say th
Hello,
I have used ZPatterns-0.3.0 to complete a project that I shipped
yesterday.
Although I had to write a CatalogAwareRack/Specialist to allow me to
search for rackmountables, I can say that ZPatterns has saved my life! I
would like to thanks Philip for this great contribution. (too bad I no
l