Re: [web2py] Re: SyntaxError: Object exists and cannot be redefined: lunid
On Tuesday, June 7, 2011 2:26:45 AM UTC-4, Gwayne aka Mike Veltman wrote: On Monday, June 6, 2011 9:15:27 PM UTC-4, Gwayne aka Mike Veltman wrote: And that was it... Thank you very much. Mmmm, this should go in the book.. There's also this method of pre-populating a form field: http://web2py.com/book/default/chapter/07#Pre-populating-the-form Yes I know, but I did read in the mailing list that that was not a smart idea. I wasn't aware of that. Why is it not a smart idea? I am trying to find it it was actually in the mailing list a discussion about it and the suggestion was to use the default. Also those vars do not exist before I create the form. So you would get a error if you do so. But is there any reason you couldn't make the assignment right after the form is created (i.e., instead of assigning a new default right before the form creation, assign a value to the form var right after creation)? Anthony Maybe I just do it plain wrong :-) form = SQLFORM(db.lvstorage) form.vars.lunid = 2 # Does not work Thats how I did it. Now I have a complicated system :) My goal is/was to make the lunid autoincrement with each submit. Now I use this (btw I am not a programmer so, suggestions are always welcome.) if not request.vars.newrecord: # For the newrecord button newrecord = False if request.vars.newrecord: # For the newrecord button session.lunid = 2 newrecord = True if not request.args or newrecord == True: # If called directly from menu or newmenu button if session.lunid == 2: # Default settings for the page db.lvstorage.lunid.default = 2 db.lvstorage.setup_id.default = 1 db.lvstorage.lvsize_id.default = 2 db.lvstorage.storagemap_id.default = 1 session.setup_id = 1 session.storagemap_id = 1 session.lvsize_id = 2 else: if session.lunid == 31: # Lunid 31 is managed by the controller so skip it session.lunid = 32 if request.vars.setup_id : # To make sure that if the var does not exist it will not change the session var session.setup_id = request.vars.setup_id if request.vars.lvsize_id : session.lvsize_id = request.vars.lvsize_id if request.vars.storagemap_id : session.storagemap_id = request.vars.storagemap_id db.lvstorage.lunid.default = int(session.lunid) db.lvstorage.setup_id.default = session.setup_id db.lvstorage.lvsize_id.default = session.lvsize_id db.lvstorage.storagemap_id.default = session.storagemap_id if request.vars.checkbox: # If checkbox is used do not increase lunid pass else: session.lunid = int(session.lunid) + 1 # Increase lun id form = SQLFORM(db.lvstorage) With regards, Mike Veltman
[web2py] Re: SyntaxError: Object exists and cannot be redefined: lunid
On Monday, June 6, 2011 9:15:27 PM UTC-4, Gwayne aka Mike Veltman wrote: And that was it... Thank you very much. Mmmm, this should go in the book.. There's also this method of pre-populating a form field: http://web2py.com/book/default/chapter/07#Pre-populating-the-form Yes I know, but I did read in the mailing list that that was not a smart idea. Also those vars do not exist before I create the form. So you would get a error if you do so. I still have one problem that if I do keepvalues=True it will not override. So there I probably have to use the form.vars.name = fieldvalue trick Lets test that. With regards, Mike Veltman
Re: [web2py] Re: SyntaxError: Object exists and cannot be redefined: lunid
On Tuesday, June 7, 2011 2:26:45 AM UTC-4, Gwayne aka Mike Veltman wrote: On Monday, June 6, 2011 9:15:27 PM UTC-4, Gwayne aka Mike Veltman wrote: And that was it... Thank you very much. Mmmm, this should go in the book.. There's also this method of pre-populating a form field: http://web2py.com/book/default/chapter/07#Pre-populating-the-form Yes I know, but I did read in the mailing list that that was not a smart idea. I wasn't aware of that. Why is it not a smart idea? Also those vars do not exist before I create the form. So you would get a error if you do so. But is there any reason you couldn't make the assignment right after the form is created (i.e., instead of assigning a new default right before the form creation, assign a value to the form var right after creation)? Anthony
[web2py] Re: SyntaxError: Object exists and cannot be redefined: lunid
db.lvstorage.lunid = 4
should be (I guess)
db.lvstorage.lunid.default = 4
On Jun 6, 4:12 am, Mike Veltman mike.velt...@gmail.com wrote:
I try to pre populate a form and I think I do something wrong but I stare at
it for a long time and what I do wrong still does not show up.
So maybe some people can make my day better.
Error:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
Traceback (most recent call last):
File
/home/mv1965/Documents/development/eclipse/adsw2p/gluon/restricted.py, line
184, in restricted
exec ccode in environment
File
/home/mv1965/Documents/development/eclipse/adsw2p/applications/adeploy/com
piled/controllers_formdb_test_manage_lvstorage.py, line 342, in module
File /home/mv1965/Documents/development/eclipse/adsw2p/gluon/globals.py,
line 137, in lambda
self._caller = lambda f: f()
File /home/mv1965/Documents/development/eclipse/adsw2p/gluon/tools.py,
line 2452, in f
return action(*a, **b)
File
/home/mv1965/Documents/development/eclipse/adsw2p/applications/adeploy/com
piled/controllers_formdb_test_manage_lvstorage.py, line 58, in
test_manage_lvstorage
File /home/mv1965/Documents/development/eclipse/adsw2p/gluon/dal.py, line
4630, in __setattr__
raise SyntaxError, 'Object exists and cannot be redefined: %s' % key
SyntaxError: Object exists and cannot be redefined: lunid
Controller
@auth.requires_login()
def test_manage_lvstorage():
db.lvstorage.lunid = 4
form = SQLFORM(db.lvstorage)
return dict(form=form)
# Logical volume on storage
db.define_table('lvstorage',
Field('setup_id', db.setup,
default=1,
label=T('Setup ID')),
Field('lvsize_id', db.lvsize,
default=2,
label=T('Size ID')),
Field('lunid', type='integer',
default=2,
label=T('Lun ID')),
Field('storagemap_id', db.storagemap,
default=1,
label=T('Host Group')),
Field('created_on','datetime',default=request.now,
label=T('Created On'),writable=False,readable=False),
Field('modified_on','datetime',default=request.now,
label=T('Modified On'),writable=False,readable=False,
update=request.now),
migrate=settings.migrate)
# Table rules
db.lvstorage.setup_id.requires = IS_IN_DB(db, 'setup.id', 'setup.setupname')
db.lvstorage.lvsize_id.requires = IS_IN_DB(db, 'lvsize.id', 'lvsize.sizename')
db.lvstorage.storagemap_id.requires = IS_IN_DB(db, 'storagemap.id',
'storagemap.mapping')
db.lvstorage.lunid.requires =
IS_IN_SET([2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,
26,27,28,29,30,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,
52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70])
[web2py] Re: SyntaxError: Object exists and cannot be redefined: lunid
And that was it...
Thank you very much. Mmmm, this should go in the book..
db.lvstorage.lunid = 4
should be (I guess)
db.lvstorage.lunid.default = 4
On Jun 6, 4:12 am, Mike Veltman mike.velt...@gmail.com wrote:
I try to pre populate a form and I think I do something wrong but I stare
at it for a long time and what I do wrong still does not show up.
So maybe some people can make my day better.
Error:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
Traceback (most recent call last):
File
/home/mv1965/Documents/development/eclipse/adsw2p/gluon/restricted.py,
line 184, in restricted exec ccode in environment
File
/home/mv1965/Documents/development/eclipse/adsw2p/applications/adeploy/
com piled/controllers_formdb_test_manage_lvstorage.py, line 342, in
module File
/home/mv1965/Documents/development/eclipse/adsw2p/gluon/globals.py,
line 137, in lambda self._caller = lambda f: f()
File
/home/mv1965/Documents/development/eclipse/adsw2p/gluon/tools.py, line
2452, in f return action(*a, **b)
File
/home/mv1965/Documents/development/eclipse/adsw2p/applications/adeploy/
com piled/controllers_formdb_test_manage_lvstorage.py, line 58, in
test_manage_lvstorage File
/home/mv1965/Documents/development/eclipse/adsw2p/gluon/dal.py, line
4630, in __setattr__ raise SyntaxError, 'Object exists and cannot be
redefined: %s' % key SyntaxError: Object exists and cannot be redefined:
lunid
Controller
@auth.requires_login()
def test_manage_lvstorage():
db.lvstorage.lunid = 4
form = SQLFORM(db.lvstorage)
return dict(form=form)
# Logical volume on storage
db.define_table('lvstorage',
Field('setup_id', db.setup,
default=1,
label=T('Setup ID')),
Field('lvsize_id', db.lvsize,
default=2,
label=T('Size ID')),
Field('lunid', type='integer',
default=2,
label=T('Lun ID')),
Field('storagemap_id', db.storagemap,
default=1,
label=T('Host Group')),
Field('created_on','datetime',default=request.now,
label=T('Created On'),writable=False,readable=False),
Field('modified_on','datetime',default=request.now,
label=T('Modified On'),writable=False,readable=False,
update=request.now),
migrate=settings.migrate)
# Table rules
db.lvstorage.setup_id.requires = IS_IN_DB(db, 'setup.id',
'setup.setupname') db.lvstorage.lvsize_id.requires = IS_IN_DB(db,
'lvsize.id', 'lvsize.sizename') db.lvstorage.storagemap_id.requires =
IS_IN_DB(db, 'storagemap.id', 'storagemap.mapping')
db.lvstorage.lunid.requires =
IS_IN_SET([2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,2
5,
26,27,28,29,30,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,
51, 52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70])
With regards,
Mike Veltman
Re: [web2py] Re: SyntaxError: Object exists and cannot be redefined: lunid
On Monday, June 6, 2011 9:15:27 PM UTC-4, Gwayne aka Mike Veltman wrote: And that was it... Thank you very much. Mmmm, this should go in the book.. There's also this method of pre-populating a form field: http://web2py.com/book/default/chapter/07#Pre-populating-the-form
