Re: questions

default="=unit.day"

On Fri, 27 Oct 2006 14:19:27 +0100, "Mary Jane Boholst"
<[email protected]> said:
> If I change the default option to default="unit.day" I get the following 
> error:
> 
> Spyce exception
> File:   /var/firstproject/www/timetableedit.spy 
> Message:        Invalid selected object 1; must be string or container
> Stack:  /usr/share/spyce-2.1/tags/_formhelper.py:26, in find_selected:
> 		raise 'Invalid selected object %s; must be string or container' % selected
> 
> /usr/share/spyce-2.1/tags/form.py:173, in begin:
> 	selected = find_selected(self, name, selected, default)
> 
> /usr/share/spyce-2.1/modules/taglib.py:74, in tagBegin: 
> result = tag.begin(**tag._attrs)
> 
> timetableedit.spy:44, in (main):        
> <f:select name=day data="[(L.day,L.day) for L in all1]"
> default="=unit.day" />
> 
> I converted unit.day to string as I had received this error several times
> but 
> did not understand what it meant, I assumed it was to do with the type
> but 
> obviously it must be to do with something else...?
> Thank you for your help with this.
> MJ
> On Friday 27 October 2006 14:08, Jonathan Ellis wrote:
> > ah, it's because your days are really ints, but "day" is a string
> >
> > the value of "default" needs to match one of the actual values by
> > python's equality rules, and
> >
> > 1 != '1'
> >
> > On Fri, 27 Oct 2006 13:55:38 +0100, "Mary Jane Boholst"
> >
> > <[email protected]> said:
> > > The html generated is:
> > > <select name="day" id="day"><option value="1">1</option><option
> > > value="2">2</option><option value="3">3</option><option
> > > value="4">4</option><option value="5">5</option></select></td>
> > >
> > > On Friday 27 October 2006 13:51, you wrote:
> > > > What html is being generated for the select?
> > > >
> > > > On Fri, 27 Oct 2006 11:15:46 +0100, "Mary Jane Boholst"
> > > >
> > > > <[email protected]> said:
> > > > > Hello again,
> > > > > Sorry I should have put this question in with the other one. I have
> > > > > created a
> > > > > drop down menu using the following code:
> > > > > <SNIP>
> > > > > [[id = session.get('id')]]
> > > > > [[unit = db.timetable.selectone_by(id=id)]]
> > > > > [[day = str(unit.day)]]
> > > > > [[all1=db.timetable.select(db.timetable.c.starttime=='09:00',
> > > > > distinct=True)]]
> > > > > <SNIP>
> > > > > <f:form>
> > > > > <SNIP>
> > > > > <f:select name=day data="[(L.day,L.day) for L in all1]"
> > > > > default="=day" /> <SNIP>
> > > > > </f:form>
> > > > > However the default option does not seem to be working. Can anyone
> > > > > shed some
> > > > > light on why this might be so?
> > > > > thanks in advance,
> > > > > MJ
> > > > >
> > > > > Jonathan Ellis wrote:
> > > > > > you can, but SqlSoup won't turn it into objects for you...
> > > > > >
> > > > > > use db.timetable._table to get the underlying SqlAlchemy table
> > > > > > object, with which you can do lower-level selects
> > > > > > (see http://www.sqlalchemy.org/docs/sqlconstruction.myt -- further
> > > > > > questions on that are better directed to the SA mailing list)
> > > > > >
> > > > > > or, just grab db.engine and write raw sql
> > > > > >
> > > > > > On Tue, 24 Oct 2006 16:30:53 +0100, "Mary Jane Boholst"
> > > > > >
> > > > > > <[email protected]> said:
> > > > > >> does that mean that I cannot do the SQL "select distinct day from
> > > > > >> timetable;" which is what I was trying to achieve?
> > > > > >> Thanks again.
> > > > > >> MJ
> > > > > >>
> > > > > >> Jonathan Ellis wrote:
> > > > > >>> the first argument to select must be a (where) clause of some
> > > > > >>> sort; [db.timetable.c.day] is invalid
> > > > > >>>
> > > > > >>> a suggestion: when trying something new, change one thing at a
> > > > > >>> time. obviously this statement didn't work before adding the
> > > > > >>> "distinct;" if you had started with a working statement and then
> > > > > >>> added distinct, it would have been clear where the problem was
> > > > > >>> [not].
> > > > > >>>
> > > > > >>> On Tue, 24 Oct 2006 09:53:28 +0100, "Mary Jane Boholst"
> > > > > >>>
> > > > > >>> <[email protected]> said:
> > > > > >>>> Thank you for the clarification. What is the syntax for the use
> > > > > >>>> of distinct=True with the select statement. I seem to be getting
> > > > > >>>> errors with the following syntax:
> > > > > >>>> days=db.timetable.select([db.timetable.c.day], distinct=True).
> > > > > >>>> Thanks again for all your help.
> > > > > >>>> MJ
> > > > > >>>>
> > > > > >>>> On Monday 23 October 2006 17:32, Jonathan Ellis wrote:
> > > > > >>>>> As discussed in a recent thread with someone else, you cannot
> > > > > >>>>> use [[= inside an active tag.  just prefix a value with = to
> > > > > >>>>> cause it to be eval'd instead.  (The only exception is the
> > > > > >>>>> "data" attribute which is _always_ eval'd like this.)  So,
> > > > > >>>>>
> > > > > >>>>> <f:select name=day data="[L.day for L in all]"
> > > > > >>>>> default="=unit.day" />
> > > > > >>>>>
> > > > > >>>>> btw, distinct=True does nothing in f:select, perhaps you meant
> > > > > >>>>> to put it in timetable.select().
> > > > > >>>>>
> > > > > >>>>> On Mon, 23 Oct 2006 15:26:45 +0100, "Mary Jane Boholst"
> > > > > >>>>>
> > > > > >>>>> <[email protected]> said:
> > > > > >>>>>> Hi,
> > > > > >>>>>> OK. I have added the tag with the default attribute (attached
> > > > > >>>>>> file) but
> > > > >
> > > > > I
> > > > >
> > > > > >>>>>> now
> > > > > >>>>>> do not get anything displayed in the column in the table. The
> > > > > >>>>>> page displays
> > > > > >>>>>> but there are no drop down menus. This is rather strange. The
> > > > > >>>>>> spyce compiler
> > > > > >>>>>> does not seem to be complaining about the code but nothing is
> > > > >
> > > > > displayed.
> > > > >
> > > > > >>>>>> Is
> > > > > >>>>>> there something wrong with my code that I am just not seeing?
> > > > > >>>>>> Is this something to do with the browser that I am using? Any
> > > > > >>>>>> help will be gratefully
> > > > > >>>>>> received.
> > > > > >>>>>> Thanks very much for all your help.
> > > > > >>>>>> MJ
> > > > > >>>>>>
> > > > > >>>>>> On Monday 23 October 2006 14:54, Jonathan Ellis wrote:
> > > > > >>>>>>> use the "default" attribute
> > > > > >>>>>>>
> > > > > >>>>>>> <f:select data=... default=onevalue />
> > > > > >>>>>>>
> > > > > >>>>>>> On Mon, 23 Oct 2006 14:05:31 +0100, "Mary Jane Boholst"
> > > > > >>>>>>>
> > > > > >>>>>>> <[email protected]> said:
> > > > > >>>>>>>> Hello again,
> > > > > >>>>>>>> I am having problems with the <f:select> tag and having a
> > > > > >>>>>>>> particular value selected on a page. Basically what I want
> > > > > >>>>>>>> to do is have the day that is in a particular row of a
> > > > > >>>>>>>> database selected in the drop down menu. Is there a way for
> > > > > >>>>>>>> me to do this?
> > > > > >>>>>>>> Thanks in advance for any help given.
> > > > > >>>>>>>> MJ
> > > > > >>>>>>>> PS sorry for any bounced email, the email address I use is a
> > > > > >>>>>>>> valid one as it is a work address. I have no idea why this
> > > > > >>>>>>>> would happen.
> > > > > >>>>>>>>
> > > > > >>>>>>>> Jonathan Ellis wrote:
> > > > > >>>>>>>>> Try <%= day %> to see if it's a sequence before using it in
> > > > > >>>>>>>>> the f:select
> > > > > >>>>>>>>>
> > > > > >>>>>>>>> just add ", distinct=True" to your select args to perform
> > > > > >>>>>>>>> "select distinct," although I would guess that something's
> > > > > >>>>>>>>> wrong with your model if days in the timetable are not
> > > > > >>>>>>>>> already unique :)
> > > > > >>>>>>>>>
> > > > > >>>>>>>>> On Fri, 13 Oct 2006 11:48:07 +0100, "Mary Jane Boholst"
> > > > > >>>>>>>>>
> > > > > >>>>>>>>> <[email protected]> said:
> > > > > >>>>>>>>>> I keep
> > > > > >>>>>>>>>> getting an error when I try to use the <f:select> tag
> > > > > >>>>>>>>>> with/ data="[d.day for d in day]"/ where
> > > > > >>>>>>>>>> /day=db.timetable.select(order_by=[db.timetable.c.day])/. 
> > > > > >>>>>>>>>> The error is TypeError:unpack non-sequence. Any help with
> > > > > >>>>>>>>>> why this is not working would be useful. Also is there a
> > > > > >>>>>>>>>> way of doing the sql query "select distinct day from
> > > > > >>>>>>>>>> timetable;" in spyce/sqlalchemy? Thanks for all your help.
> > > > > >>>>>>>>>> MJ
> > > > > >>>>>>>>>>
> > > > > >>>>>>>>>> Jonathan Ellis wrote:
> > > > > >>>>>>>>>>> On Tue, 19 Sep 2006 15:25:33 +0100, "Mary Jane Boholst"
> > > > > >>>>>>>>>>>
> > > > > >>>>>>>>>>> <[email protected]> said:
> > > > > >>>>>>>>>>>> Hello again,
> > > > > >>>>>>>>>>>> I am currently attempting to develop a web interface
> > > > > >>>>>>>>>>>> linked to a database and was wondering if anyone knew
> > > > > >>>>>>>>>>>> how I could display the contents of a table or part
> > > > > >>>>>>>>>>>> table in a database as a table in a web page. Failing
> > > > > >>>>>>>>>>>> that does anyone know of somewhere where I could find an
> > > > > >>>>>>>>>>>> example?
> > > > > >>>>>>>>>>>
> > > > > >>>>>>>>>>> get a list of data from the db, and display it with
> > > > > >>>>>>>>>>> spy:table or a manual for loop.
> > > > > >>>>>>>>>>>
> > > > > >>>>>>>>>>>> Also is there a way of creating drop down lists using a
> > > > > >>>>>>>>>>>> database connection to populate the contents of the drop
> > > > > >>>>>>>>>>>> down menu?
> > > > > >>>>>>>>>>>
> > > > > >>>>>>>>>>> same things, only with f:select.
> > > > > >>>>>>>>>>>
> > > > > >>>>>>>>>>> it is almost the same as using spy:ul as shown over here:
> > > > > >>>>>>>>>>> http://spyce.sourceforge.net/docs/whats-new-2-1.html
> > > > > >>>>>>>>>>>
> > > > > >>>>>>>>>>> -Jonathan
> > > > > >>>>>>>>
> > > > > >>>>>>>> ------------------------------------------------------------
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