#21568: ModelMultipleChoiceField + show_hidden_initial + has_changed = TypeError
-------------------------+-------------------------------------------------
Reporter: | Owner: nobody
dibrovsd@… | Status: new
Type: Bug | Version: 1.6
Component: Forms | Keywords: ModelMultipleChoiceField
Severity: Normal | show_hidden_initial
Triage Stage: | Has patch: 0
Unreviewed | UI/UX: 0
Easy pickings: 0 |
-------------------------+-------------------------------------------------
hi
{{{
def test(request):
u""" for debug and test's """
from django import forms
from django.http import HttpResponse
from django.template import RequestContext, Template
user = models.User.objects.get(pk=1)
changed = None
class TestForm(forms.Form):
users = forms.ModelMultipleChoiceField(show_hidden_initial=True,
queryset=models.User.objects.all())
if request.method == 'POST':
form = TestForm(data=request.POST)
form.is_valid()
### next line raised: TypeError int() argument must be a string or
a number, not 'list' ###
### django/db/models/fields/__init__.py in get_prep_value, line
613 ###
changed = form.has_changed()
else:
form = TestForm(initial={'users': [user]})
c = RequestContext(request, {'form': form, 'changed': changed})
t = Template("""
<form method=POST>
{% csrf_token %}
{{form}}
<input type=submit>
</form>
{{changed}}
""")
return HttpResponse(t.render(c))
}}}
if change to:
users = forms.ModelMultipleChoiceField(queryset=models.User.objects.all())
and
form = TestForm(data=request.POST, initial={'users': [user]})
This works, but may lead to loss of the changes made by other users
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Ticket URL: <https://code.djangoproject.com/ticket/21568>
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