2009/12/13, django-users@googlegroups.com <django-users@googlegroups.com>: > ============================================================================= > Today's Topic Summary > ============================================================================= > > Group: django-users@googlegroups.com > Url: http://groups.google.com/group/django-users/topics > > - Cron vs event triggered action [1 Update] > http://groups.google.com/group/django-users/t/423e2a319bf12a28 > - The best way to populate sqlite3 database [3 Updates] > http://groups.google.com/group/django-users/t/8259156ec3bea8b6 > - Inheriting from User, UserAdmin, and the Admin site [2 Updates] > http://groups.google.com/group/django-users/t/4a37105e360e813f > - Scope of variables in template blocks [1 Update] > http://groups.google.com/group/django-users/t/f4c00d85708fb9c > - Count by date [1 Update] > http://groups.google.com/group/django-users/t/a158b87cb99d23f6 > - variable {% url %} parameter [1 Update] > http://groups.google.com/group/django-users/t/be3bfe06e8e240ef > - CSV to JSON snippet [1 Update] > http://groups.google.com/group/django-users/t/a00b529ba2147d91 > - django.contrib.comments Templates [1 Update] > http://groups.google.com/group/django-users/t/7e218282603b984f > - Looking for guidance on django-registration [4 Updates] > http://groups.google.com/group/django-users/t/9f41d071505085e4 > - Can I change the models.py of an existing django app? [2 Updates] > http://groups.google.com/group/django-users/t/c96f717b1fc1dbf4 > - basic http authentication [1 Update] > http://groups.google.com/group/django-users/t/cc308a72778f30a7 > - editable AutoField [1 Update] > http://groups.google.com/group/django-users/t/950e0ad258812f51 > - access legacy data without model.py [1 Update] > http://groups.google.com/group/django-users/t/a61b59bec4d2af16 > - Error creating and saving a Django-object from the other script [3 > Updates] > http://groups.google.com/group/django-users/t/da30412e6a15ab65 > - HiddenInput for ModelChoiceField [1 Update] > http://groups.google.com/group/django-users/t/c35f4d30014cf6cd > - reverse in urlpatterns [1 Update] > http://groups.google.com/group/django-users/t/ca61890e2f755ba9 > > > ============================================================================= > Topic: Cron vs event triggered action > Url: http://groups.google.com/group/django-users/t/423e2a319bf12a28 > ============================================================================= > > ---------- 1 of 1 ---------- > From: Tim Daniel <redarrow...@hotmail.com> > Date: Dec 12 02:58PM -0800 > Url: http://groups.google.com/group/django-users/msg/b5624402d0345a77 > > Just want to figure out if there is a smarter solution for handling > the following problem: > > 1. An action is performed by a user (Normal django behaviour handling > a request and giving a response). > 2. Two hours later I want an automatic action to be done. > > Solution A: Have a datetime field with an expiry date and say every 10 > minutes a cron job checks the DB table for expired entries and > performs the programed action. > > Solution B: Have an event triggered cronjob that only executes once > and is created from Django(Python), after the 2 hours passed it > performs the programmed action only on the required entry. > > So how can I implement solution B? Is there a posibility to create a > cron on a user action that executes only one time? > > NOTE: I don't want to rely on a thread that should stay alive for two > hours ore more inside the server memory. > > > > ============================================================================= > Topic: The best way to populate sqlite3 database > Url: http://groups.google.com/group/django-users/t/8259156ec3bea8b6 > ============================================================================= > > ---------- 1 of 3 ---------- > From: Zeynel <azeyn...@gmail.com> > Date: Dec 12 09:01AM -0800 > Url: http://groups.google.com/group/django-users/msg/4bc1b53f068e0790 > > Hi, > > I first put the data in csv format than convert it to json and then > create a fixture... which seems a long process. This > http://stackoverflow.com/questions/1884694/how-to-populate-sqlite3-in-django/1885417#1885417 > answer suggests to "Just load the database directly," but without > giving much practical info. Can anyone here help? > > > ---------- 2 of 3 ---------- > From: Shawn Milochik <sh...@milochik.com> > Date: Dec 12 03:04PM -0500 > Url: http://groups.google.com/group/django-users/msg/dace54fac43d6cf5 > > The fastest way for large files is to use sqlite3's .import command to > directly import a file. However, this will bypass any validation done by > your models. You could end up with "bad" data, in that it doesn't conform to > the rules of your models. > > Or, you can just write an external script to read the file and create model > instances. Here's a brief example: > > http://pastebin.com/f651cf8de > > Shawn > > > ---------- 3 of 3 ---------- > From: Zeynel <azeyn...@gmail.com> > Date: Dec 12 01:33PM -0800 > Url: http://groups.google.com/group/django-users/msg/180b810ab845c6f6 > > >> >> http://pastebin.com/f651cf8de > > Hi, > > Thanks for the script, I want to use it but I have some questions. > These are from the previous thread: > http://groups.google.com/group/django-users/msg/091f964c6c8e40c7 > > but I have others as well. > > Thanks again. > > > > ============================================================================= > Topic: Inheriting from User, UserAdmin, and the Admin site > Url: http://groups.google.com/group/django-users/t/4a37105e360e813f > ============================================================================= > > ---------- 1 of 2 ---------- > From: fgasperino <franco.gasper...@gmail.com> > Date: Dec 12 09:19AM -0800 > Url: http://groups.google.com/group/django-users/msg/10c7c0a401a4520 > > Looking into this a little deeper, it appears that from > django.contrib.auth.admin.UserAdmin uses > django.contrib.auth.models.User in the meta class. I've attempted to > point this to my app's proxy model by inheriting here as well: > > -- forms.py -- > > from django.contrib.auth.forms import UserCreationForm as > DjangoUserCreationForm > from myapp.proxies import User > > class UserCreationForm (DjangoUserCreationForm): > class Meta: > model = User > > While this still hasn't solved the problem, I'm curious if the built- > in User model is more embedded than the layers I'm altering... > > Franco > > > ---------- 2 of 2 ---------- > From: fgasperino <franco.gasper...@gmail.com> > Date: Dec 12 12:28PM -0800 > Url: http://groups.google.com/group/django-users/msg/b40046f482bb7248 > > Solved by the Manager adding django.contrib.auth.models.UserManager to > the inherited User model. > > from django.db import models > from django.contrib.auth.models import User as DjangoUser, UserManager > as DjangoUserManager > > class User (DjangoUser): > objects = DjangoUserManager() > > The admin site now works as expected. > > > > ============================================================================= > Topic: Scope of variables in template blocks > Url: http://groups.google.com/group/django-users/t/f4c00d85708fb9c > ============================================================================= > > ---------- 1 of 1 ---------- > From: Alex Rades <alera...@gmail.com> > Date: Dec 12 09:25PM +0100 > Url: http://groups.google.com/group/django-users/msg/4ea1b395ec887c18 > > Hi, > > I have a master template which defines two blocks: > > {% block account %}{% endblock %} > {% block content %}{% endblock %} > > I have a templatetag which tells me the time of the last image upload > (it's a photo sharing site). > This templatetag hits the database, and I don't want to call it > multiple times in the same page. > > The problem is that if I do: > > {% get_last_upload as last_upload %} > > I cannot access the variable 'last_upload' from the two blocks. I have > to call the the templatetag twice, one in each block. > > Is there a way to share variables between blocks? > > Thank you > > > > ============================================================================= > Topic: Count by date > Url: http://groups.google.com/group/django-users/t/a158b87cb99d23f6 > ============================================================================= > > ---------- 1 of 1 ---------- > From: philadams <computers...@gmail.com> > Date: Dec 12 10:09AM -0800 > Url: http://groups.google.com/group/django-users/msg/fec3458c24987e78 > > i believe the way filters work (what martin referenced) is that you > have to explicitly say which weekday you care about. > > what the op is looking for is a way to group by week day. ideally to > write something like MyTable.objects.values(created__week_day).annotate > (Count('id')) > > however, this doesn't work as created__week_day is not a valid > argument to values. any ideas how to actually do this? > > On Nov 23, 8:52 am, Martin Ostrovsky <martin.ostrov...@gmail.com> > wrote: > > > > ============================================================================= > Topic: variable {% url %} parameter > Url: http://groups.google.com/group/django-users/t/be3bfe06e8e240ef > ============================================================================= > > ---------- 1 of 1 ---------- > From: Baurzhan Ismagulov <i...@radix50.net> > Date: Dec 12 06:15PM +0100 > Url: http://groups.google.com/group/django-users/msg/d9b32ca51ba277d6 > > Hello, > > Another named URL question. I have the following pattern: > > (r'^app/(?P<object_id>\d+)/$', create_update.update_object, > {'model': App}, 'app-edit'), > > Now, using {% url 'app-edit' object.pk %} in a form throws > TemplateSyntaxError, mentioning "NoReverseMatch: Reverse for > 'rc.'app-edit'' with arguments '(1,)' and keyword arguments '{}' not > found." in the value. Is passing a variable from the view the best way > to do that? Is there any other method (not necessarily named URLs) of > getting a URL without hardcoding it? > > With kind regards, > -- > Baurzhan Ismagulov > http://www.kz-easy.com/ > > > > ============================================================================= > Topic: CSV to JSON snippet > Url: http://groups.google.com/group/django-users/t/a00b529ba2147d91 > ============================================================================= > > ---------- 1 of 1 ---------- > From: Zeynel <azeyn...@gmail.com> > Date: Dec 12 10:04AM -0800 > Url: http://groups.google.com/group/django-users/msg/197467dec3b3cb91 > > This is fixed by modifying lines 31-32: > http://stackoverflow.com/questions/1894099/csv2json-py-error > > > > > ============================================================================= > Topic: django.contrib.comments Templates > Url: http://groups.google.com/group/django-users/t/7e218282603b984f > ============================================================================= > > ---------- 1 of 1 ---------- > From: Carlos Ricardo Santos <carlosricardosan...@gmail.com> > Date: Dec 12 05:28PM > Url: http://groups.google.com/group/django-users/msg/b7b620b1e63f6299 > > Hi: > > I fully implemented the django.contrib.comments on my django app and > comments are saved, showed, etc. > Just one thing that annoys me... The write comment page and the confirmation > page are not extending my base.html template. > I found this post > http://www.djangrrl.com/view/taking-ugly-out-django-comments/ but when I try > to comment, no "preview comment" page appears. > > Anyone has ever tried to change comments templates? > > > Carlos Ricardo Santos > > > > ============================================================================= > Topic: Looking for guidance on django-registration > Url: http://groups.google.com/group/django-users/t/9f41d071505085e4 > ============================================================================= > > ---------- 1 of 4 ---------- > From: vishy <vishalsod...@gmail.com> > Date: Dec 12 08:41AM -0800 > Url: http://groups.google.com/group/django-users/msg/5e29c637364bc845 > > I have downloaded the latest module.Now,I need to set it up.I want > guidance,especially how to setup the templates, like what goes into > registration_form.html.If there is some source code that will be > great. > thanks > > > ---------- 2 of 4 ---------- > From: vishy <vishalsod...@gmail.com> > Date: Dec 12 08:51AM -0800 > Url: http://groups.google.com/group/django-users/msg/4cacbc78bb0b794 > > got the registration working.Now, how to setup activation email? > > > > ---------- 3 of 4 ---------- > From: Zeynel <azeyn...@gmail.com> > Date: Dec 12 08:57AM -0800 > Url: http://groups.google.com/group/django-users/msg/22d89b0e816c1bcc > > I think this will be in the documentation of your hosting co, for > instance, > http://docs.webfaction.com/software/django.html#configuring-django-to-send-email-messages > > > > ---------- 4 of 4 ---------- > From: "Boris Schäling" <bo...@highscore.de> > Date: Dec 12 06:15PM +0100 > Url: http://groups.google.com/group/django-users/msg/7fc44f32da50ff9c > >> registration_form.html.If there is some source code that will be >> great. > > As the Django website uses django-registration, too, there are real-world > templates at: > http://code.djangoproject.com/browser/djangoproject.com/django_website/templ > ates/registration > > HTH, > Boris > > > > ============================================================================= > Topic: Can I change the models.py of an existing django app? > Url: http://groups.google.com/group/django-users/t/c96f717b1fc1dbf4 > ============================================================================= > > ---------- 1 of 2 ---------- > From: Zeynel <azeyn...@gmail.com> > Date: Dec 12 08:36AM -0800 > Url: http://groups.google.com/group/django-users/msg/f5d9b7717810233e > >> the old database and re-create it, then let syncdb create all the tables >> again. > > Yes, I deleted the content of the sqlite3 database file and then ran > syncdb and it created the new database. Thanks. > > > ---------- 2 of 2 ---------- > From: Zeynel <azeyn...@gmail.com> > Date: Dec 12 08:40AM -0800 > Url: http://groups.google.com/group/django-users/msg/1cb563577ae88c87 > > Shawn, Since I did not want to save the data I deleted the db file and > ran synchdb and that created a new database. But eventually I will use > south because I will keep adding new columns to this database. Thanks. > > > > > ============================================================================= > Topic: basic http authentication > Url: http://groups.google.com/group/django-users/t/cc308a72778f30a7 > ============================================================================= > > ---------- 1 of 1 ---------- > From: Alessandro Ronchi <alessandro.ron...@soasi.com> > Date: Dec 12 05:17PM +0100 > Url: http://groups.google.com/group/django-users/msg/e530f214eb140b73 > > I need to make a view with a basic html authentication (because I need to > use that url in a program that parse the result). > > I need to authenticate against the check of a permission. > > What's the best way to do that? > > -- > Alessandro Ronchi > > http://www.soasi.com > SOASI - Sviluppo Software e Sistemi Open Source > > http://hobbygiochi.com > Hobby & Giochi, l'e-commerce del divertimento > > > > ============================================================================= > Topic: editable AutoField > Url: http://groups.google.com/group/django-users/t/950e0ad258812f51 > ============================================================================= > > ---------- 1 of 1 ---------- > From: Baurzhan Ismagulov <i...@radix50.net> > Date: Dec 12 05:09PM +0100 > Url: http://groups.google.com/group/django-users/msg/af631caddbd4d870 > > Hello, > > I'd like to have a numeric field that is shown in the admin and in the > model form, the value entered by the user is saved, if no value is > entered, the next sequence number is assigned by the database. Is there > an easy way to do that? Or should I override the model's save method and > use a custom form? > > With kind regards, > -- > Baurzhan Ismagulov > http://www.kz-easy.com/ > > > > ============================================================================= > Topic: access legacy data without model.py > Url: http://groups.google.com/group/django-users/t/a61b59bec4d2af16 > ============================================================================= > > ---------- 1 of 1 ---------- > From: dundeemt <dunde...@gmail.com> > Date: Dec 12 07:24AM -0800 > Url: http://groups.google.com/group/django-users/msg/e64f8b1fdb0af7b9 > > I need to access data in other databases. I don't want them listed in > model.py as I won't be using django's orm for them. Given this, where > is the preferred place to put the db connection for this data? The > only references I could find show creating a db connection in the > view, http://www.djangobook.com/en/beta/chapter05/ -- while valid for > my purposes, is there a better place to cache the connection? > > Also, I will be accessing 7+ other databases of varying types, some > have hundreds of tables and I have no desire to create a model when > for them when I only need to get to a few values. I will not be > updating data in these other databases, only doing lookups. So I am > not interested in making a proper django data connection to them. > > > > Best, > > Jeff > > > > ============================================================================= > Topic: Error creating and saving a Django-object from the other script > Url: http://groups.google.com/group/django-users/t/da30412e6a15ab65 > ============================================================================= > > ---------- 1 of 3 ---------- > From: tezro <tezro...@gmail.com> > Date: Dec 12 05:08AM -0800 > Url: http://groups.google.com/group/django-users/msg/2f4b6536cffbb21b > > Nope. Did it again on a clean project with the same models migrated > then by South. > > Same error. Any other clues? > > Thanks for replies. > > > > ---------- 2 of 3 ---------- > From: Shawn Milochik <sh...@milochik.com> > Date: Dec 12 09:56AM -0500 > Url: http://groups.google.com/group/django-users/msg/9a22d94dc92e7375 > > On Dec 12, 2009, at 8:08 AM, tezro wrote: > >> >> Thanks for replies. > > When you say "same error," do you mean this one: "Duplicate key name > 'news_element_slug'"? > > If so, then it appears that, despite the clean project, it's not a clean > database. Try using sqlite3 temporarily, or change the model name from News > to NewsTest or something. > > Shawn > > > ---------- 3 of 3 ---------- > From: tezro <tezro...@gmail.com> > Date: Dec 12 07:14AM -0800 > Url: http://groups.google.com/group/django-users/msg/868585ed719804b4 > > Nope. Sorry for misdescription... Same error is "TypeError: 'slug' is > an invalid keyword argument" when using: > --- > new_element = Element(title="title", date=datetime.now(), > source=source_object, slug="slug") > new_element.save() > --- > > And the same "_mysql_exceptions.Warning: Field 'slug' doesn't have a > default value" when using: > --- > new_element = Element(title="title", date=datetime.now(), > source=source_object) > new_element.slug = "slug" > new_element.save() > --- > > The same errors from an outer script. From the shell or admin site - > works still fine... > > > > > > ============================================================================= > Topic: HiddenInput for ModelChoiceField > Url: http://groups.google.com/group/django-users/t/c35f4d30014cf6cd > ============================================================================= > > ---------- 1 of 1 ---------- > From: Aaron <aa...@genieknows.com> > Date: Dec 12 07:03AM -0800 > Url: http://groups.google.com/group/django-users/msg/747758bf9bbfe4ab > > Say I have this model: > > model Foo(models.Model): > bar = models.ForeignKey(Baz) > > I have a ModelForm for Foo (FooModelForm). However, instead of having > a ModelChoiceField for bar, I want a single bar object in a hidden > field that's specified when creating the FooModelForm. > > my_bar = Baz.objects.get(filter) > my_foo_form = FooModelForm(bar = my_bar) > > I'm not sure how to do this though. This was my first crack at it: > > class FooModelForm(forms.ModelForm): > bar = forms.ModelChoiceField(queryset = Baz.objects.all(), widget > = forms.HiddenInput()) > > class Meta: > model = Foo > > def __init__(self, *args, **kwargs): > new_bar = kwargs['bar'] > del kwargs['bar'] # I get "__init__() got an unexpected > keyword argument 'bar'" if I don't do this > super(FooModelForm, self).__init__(*args, **kwargs) > self.fields['bar'].default = new_bar > > When I render a form with a template, the hidden input tag has nothing > set for it's value attribute in the HTML. I also tried setting > 'self.fields['bar'].default' to 'new_bar.pk', but there still wasn't a > value attribute. > > > > ============================================================================= > Topic: reverse in urlpatterns > Url: http://groups.google.com/group/django-users/t/ca61890e2f755ba9 > ============================================================================= > > ---------- 1 of 1 ---------- > From: Baurzhan Ismagulov <i...@radix50.net> > Date: Dec 12 03:44PM +0100 > Url: http://groups.google.com/group/django-users/msg/44ff5c01e556ea72 > > Hello Javier, > > On Thu, Dec 10, 2009 at 09:04:10AM -0500, Javier Guerra wrote: >> ... >> ) > > Thanks for the idea. I've tried it and got the following error: > > File "/var/lib/python-support/python2.5/django/core/handlers/base.py" in > get_response > 77. request.path_info) > File "/var/lib/python-support/python2.5/django/core/urlresolvers.py" in > resolve > 179. for pattern in self.urlconf_module.urlpatterns: > File "/var/lib/python-support/python2.5/django/core/urlresolvers.py" in > _get_urlconf_module > 198. self._urlconf_module = __import__(self.urlconf_name, {}, > {}, ['']) > File "/home/ibr/w/work/mcs/j/rc/src/rc/urls.py" in <module> > 23. 'post_save_redirect': reverse('app-list') > > Exception Type: TypeError at /admin/his/person/add/ > > With kind regards, > -- > Baurzhan Ismagulov > http://www.kz-easy.com/ > > > > > -- > > You received this message because you are subscribed to the Google Groups > "Django users" group. > To post to this group, send email to django-us...@googlegroups.com. > To unsubscribe from this group, send email to > django-users+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/django-users?hl=en. > > >
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