Re: Basic Django Support

Hi, There is two common problems that may occur: 1) You don't have read and write permissions for directory where database file resides. 2) You haven't incorrect or missing path for database file. Even Sqlite can create database ile itself it can't create path(s) needed. On Sun, 2011-05-15 at

aggregation and filtering

Hi, after using aggregation > > x=self.results.filter(timeEnd__isnull=False).values('idTest').annotate(Max('timeEnd')) > > I want to filter x using .filter() over columns that are not aggregated ('result') but instead of making it a 'having' clause it goes into 'where' and resulting not in

Re: Custom Managers and Q() Objects

On Mon, May 16, 2011 at 10:21 PM, Michal Petrucha wrote: > On Mon, May 16, 2011 at 09:58:40PM +0200, Marc Aymerich wrote: > > Hi Swawm. > > Thanks for your answer. > > > > when I call Model.objects.active_during(Q(Q(ini=some_date, end=some_date) > | > > Q(ini=other_date,

Re: performance of model instgance save()

> > I'd think you'll find it's significantly more than a factor of 2. For bulk > > inserts, raw SQL is often several orders of magnitude faster. > > You might want to check outhttp://pypi.python.org/pypi/dse/. My tests > using postgres showed a 3Xperformancegain on inserts compared to > using the

Re: Set ModelMultipleChoiceField selected in clean()?

Sorry, I should have clarified. I have been logging. I've logged pretty much every variable in every method. It's all there and properly set until it has to be retrieved from the next form in the wizard; and if there's an error in an unrelated field, the values do not show as selected in the

Re: Custom Managers and Q() Objects

On Mon, May 16, 2011 at 09:58:40PM +0200, Marc Aymerich wrote: > Hi Swawm. > Thanks for your answer. > > when I call Model.objects.active_during(Q(Q(ini=some_date, end=some_date) | > Q(ini=other_date, fin=other_date))) I get This error: > > > active_during() takes exactly 3 arguments (2 given)

Re: Custom Managers and Q() Objects

On Mon, May 16, 2011 at 08:48:45PM +0200, Marc Aymerich wrote: > Hi, > my question is, How can I define a custom manager that can handle Q > objects? The important thing to realize here is that the default managers proxy all get, filter and other QuerySet calls to a QuerySet that they store,

Re: Custom Managers and Q() Objects

On Mon, May 16, 2011 at 8:53 PM, Shawn Milochik wrote: > On 05/16/2011 02:48 PM, Marc Aymerich wrote: > >> Hi, >> my question is, How can I define a custom manager that can handle Q >> objects? >> >> Thanks! >> > A custom manager, being a subclass of models.Manager, can

Re: Can't get Django to work on windows XP - I must be missing something obvious!

I figured it out - feel kind of silly Had to run setup.py in Django directory under Google App Engine install. On May 16, 2:05 pm, Afshin Moshrefi wrote: > I updated PATH and PYTHONPATH as environmnet variable on windows and > also by going to python and using append >

Show information of subclass in list_display django

Hi everybody! I have two classes in models.py: class ModelOne(models.Model): field_one = models.CharField(max_length=100) field_two = models.CharField(max_length=200) field_three = models.CharField(max_length=300) [...] #other fields def __unicode__(self): return

Re: Set ModelMultipleChoiceField selected in clean()?

Try putting logging statements at strategic points and see when your expectations aren't met. -- You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-users@googlegroups.com. To unsubscribe from this group,

Set ModelMultipleChoiceField selected in clean()?

For a formwizard, I'm trying to set the values of a ModelMultipleChoiceField in the form's clean() method, based on the cleaned_data from another field, and it's not working. Here's roughly what I'm trying to do: # forms.py from django import forms from myapp.models import MyModel class

Re: Custom Managers and Q() Objects

On 05/16/2011 02:48 PM, Marc Aymerich wrote: Hi, my question is, How can I define a custom manager that can handle Q objects? Thanks! A custom manager, being a subclass of models.Manager, can already handle Q objects in the built-in methods, such as filter and get. What error are you

Custom Managers and Q() Objects

Hi, my question is, How can I define a custom manager that can handle Q objects? Thanks! -- Marc -- You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-users@googlegroups.com. To unsubscribe from this

Re: Can't get Django to work on windows XP - I must be missing something obvious!

I updated PATH and PYTHONPATH as environmnet variable on windows and also by going to python and using append import sys sys.path.append("C:\Program Files\Google\google_appengine\lib \django_1_2") when trying to make a new django project I still get the same error no module named django.core

Re: how to manage creation of many-to-one (child) objects on separate page during creation of object

I can't say for sure that it does, I didn't need such a feature but I think it can be customized to support that. On Mon, May 16, 2011 at 7:40 PM, br wrote: > Cool. I'll have to look at that.  Does this support nonlinear form > flows (i.e., you go from Form1 to Form2 back to

Re: how to manage creation of many-to-one (child) objects on separate page during creation of object

Cool. I'll have to look at that. Does this support nonlinear form flows (i.e., you go from Form1 to Form2 back to Form1 and then hit submit) or is there another app for that? On May 16, 7:50 am, Lucian Nicolescu wrote: > Did you check out the form wizard that Django comes

Re: __unicode__() addition not working in basic poll application.

Sorry about that. It is indeed not right. I will take care of this from next time onwards. On Mon, May 16, 2011 at 11:45 AM, Fabian Ezequiel Gallina < galli...@gmail.com> wrote: > 2011/5/16 AJ : > > I think you are getting the poll object back. You need to specify the >

Re: Can't get Django to work on windows XP - I must be missing something obvious!

On Mon, May 16, 2011 at 08:14:09AM -0700, Afshin Moshrefi wrote: > failed again because django.core import management > ImportError: No module named django.core It's #3 in http://docs.djangoproject.com/en/dev/topics/install/#installing-the-development-version I.e., if you unpacked it e.g. under

Re: __unicode__() addition not working in basic poll application.

2011/5/16 AJ : > I think you are getting the poll object back. You need to specify the method > for your model class(es) > > def __unicode__(self): > > return "%s %s %s" % (self.poll_name) > > That is wrong, you have a placeholder for three args and just pass one to

Can't get Django to work on windows XP - I must be missing something obvious!

I really must be missing something obvious. I've installed app engine on windows xp. All seems to work until I tried a Django example! I first tried to make a django project: django-admin.py startproject testapp failed because i think django-admin.py was not not on the path. I updated

Re: __unicode__() addition not working in basic poll application.

Can it be necessary to recreate a model? On 16 Maj, 16:32, momo2k wrote: > Did you restart the interpreter after adding the code? -- You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to

Display list of users in a group admin page

Hi Everyone, I've been searching again and again but I can't figure out how to display the list of all users in a group admin page. I'd like to select members of a group directly from this group admin page. Does anyone knows if it's possible? Thank you for your help. Regards, Gontran -- You

Re: __unicode__() addition not working in basic poll application.

Did you restart the interpreter after adding the code? -- You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-users@googlegroups.com. To unsubscribe from this group, send email to

Re: __unicode__() addition not working in basic poll application.

I think you are getting the poll object back. You need to specify the method for your model class(es) def __unicode__(self): return "%s %s %s" % (self.poll_name) On Mon, May 16, 2011 at 8:32 AM, maaz muqri wrote: > Hi, > >

Re: connection lost with concurrent transactions

I just installed RabbitMQ in my local machine (ubuntu 10.10, postgres 8.4.8 and rabbitmq 1.8.0, other stuff is the same version) and everything worked fine (great!). So I tried to do the same with the dev environment (centos 5.0 final, rabbitmq 1.7.2 from epel repo). We have 6 machines: 2 cds

Re: how to manage creation of many-to-one (child) objects on separate page during creation of object

Did you check out the form wizard that Django comes with? http://docs.djangoproject.com/en/dev/ref/contrib/formtools/form-wizard/ Sounds like this is what you are looking for ... multipage forms. Lucian On Mon, May 16, 2011 at 4:46 PM, br wrote: > I have not written this

how to manage creation of many-to-one (child) objects on separate page during creation of object

I have not written this yet, so am not posting code (yet). Also, I am implementing a client facing interface (not using django admin for this part). I am sure this is common thing to do, in fact, I beleive it is done in django admin, but I am somewhat confused as to the best or standard way to

__unicode__() addition not working in basic poll application.

Hi, class Poll(models.Model): # ... def __unicode__(self): return self.question class Choice(models.Model): # ... def __unicode__(self): return self.choice after adding the above code also

Re: Django FCGI process randomly dying

Do you log django's stdout/stderr. You could do that with --outlog and --outerr options of runfcgi command On 16 май, 17:06, Vincent den Boer wrote: > Hi, > > I'm using Django 1.3 with Lighttpd 1.4.28 via FCGI. It works fine, but the > Django > process tends to die

Re: A Strange Error-auto_now_add

Ok. We will carry on monitoring it. Thank you very much again. 2011/5/16 Kenneth Gonsalves > On Mon, 2011-05-16 at 13:59 +0300, Burcu Hamamcıoğlu wrote: > > Thank you very much Kenneth. I think this is a one-off error for now. > > If I > > face to this problem again

Re: A Strange Error-auto_now_add

On Mon, 2011-05-16 at 13:59 +0300, Burcu Hamamcıoğlu wrote: > Thank you very much Kenneth. I think this is a one-off error for now. > If I > face to this problem again I'll use default=datetime.now. But I > couldn't > understand why this happens? Who causes this problem django middleware > or >

Re: A Strange Error-auto_now_add

Thank you very much Kenneth. I think this is a one-off error for now. If I face to this problem again I'll use default=datetime.now. But I couldn't understand why this happens? Who causes this problem django middleware or oracle db? Which one supposed to achieve this auto add action? 2011/5/16

Re: A Strange Error-auto_now_add

On Mon, 2011-05-16 at 13:43 +0300, Burcu Hamamcıoğlu wrote: > ORACLE. long ago I used to have a lot of errors where there was an auto_now_add field along with an image/file field in the same model. At one time auto_now_add was deprecated and we were advised to use default=datetime.now. If this is

Re: A Strange Error-auto_now_add

ORACLE. 2011/5/16 Kenneth Gonsalves > On Mon, 2011-05-16 at 11:31 +0300, Burcu Hamamcıoğlu wrote: > > I have a project in prodution and a met a strange error last few days. > > create date of my record's field is > > "models.DateTimeField(auto_now_add = > > True)" . At

Re: A Strange Error-auto_now_add

On Mon, 2011-05-16 at 11:31 +0300, Burcu Hamamcıoğlu wrote: > I have a project in prodution and a met a strange error last few days. > create date of my record's field is > "models.DateTimeField(auto_now_add = > True)" . At 15th May a record has been saved to my db and create date > of > this

Django FCGI process randomly dying

Hi, I'm using Django 1.3 with Lighttpd 1.4.28 via FCGI. It works fine, but the Django process tends to die randomly. After it dies I have to manually restart it. Does anyone have an idea what could cause this? Kind regards, Vincent den Boer -- You received this message because you are

Re: File Field

On Fri, May 13, 2011 at 1:44 AM, pankaj sharma wrote: > Hello friends,. > i want to upload some files to my database and show it to user .. > how to add an filefield option to models.py and how to show them in > admin.py. > and how to let the users download the

A Strange Error-auto_now_add

Hi everybody, I have a project in prodution and a met a strange error last few days. create date of my record's field is "models.DateTimeField(auto_now_add = True)" . At 15th May a record has been saved to my db and create date of this record has been set to "15.06.6014". I couldn't believe my

Re: File Field

On May 13, 1:44 am, pankaj sharma wrote: > Hello friends,. > i want to upload some files to my database and show it to user .. > how to add an filefield option to models.py and how to show them in > admin.py. > and how to let the users download the files... Suggest you

Re: MEDIA and STATIC in a nutshell?

Eiji, The documentation for MEDIA_URL and STATIC_URL is correct and quite clear - once you understand what it is telling you. I also had suffered the same confusion when I stated using Django and English is my first language. In general the Django documentation is comprehensive but concise.