I keep getting Failed lookup for key [form] in u'(...) when I click submit button. I cant figure whats is happening or why. I dont know if is crispy, form or views problem. Maybe a tip is that i put extra=1 in formset but only shows 1 line.
form.py
class CotizacionForm(forms.ModelForm):
class Meta:
model = Cotizacion
fields = ('fecha', 'local','estado_pago','estado_trabajo','detalle_monto', 'observacion',)
widgets = {'fecha': forms.DateInput(attrs={'id': 'datetimepicker12'})}
def __init__(self, *args, **kwargs):
super(CotizacionForm, self).__init__(*args, **kwargs)
self.helper = FormHelper()
self.helper.form_id = 'id-cotizacion-form'
self.helper.form_method = 'post'
self.helper.form_class = 'form-horizontal'
self.helper.label_class = 'col-lg-3 text-left'
self.helper.field_class = 'col-lg-9'
self.helper.layout = Layout(
Div(
Field('fecha',style="margin-bottom: -10px;"),
Field('local',style="margin-bottom: -10px;"),
Field('estado_trabajo', style="margin-bottom: -10px;"),
Field('estado_pago', style="margin-bottom: -10px;"),
Field('detalle_monto', style="margin-bottom: -10px;"),
css_class="col-lg-6"
),
Div(
Field('observacion',style="max-height: 100px;"),
css_class="col-lg-6"
),
)
class TrabajoForm(forms.ModelForm):
class Meta:
model = Trabajo
fields = ('unidad','valor','actividad','cuadrilla')
descripcion = forms.CharField(
label = "Escriba el detalle del trabajo",
max_length = 200,
required = True,
)
def __init__(self, *args, **kwargs):
super(TrabajoForm, self).__init__(*args, **kwargs)
self.helper = FormHelper()
self.helper.form_id = 'id-trabajo-form'
self.helper.form_method = 'post'
# self.helper.form_action = reverse('submit_form')
# self.helper.add_input(Submit('submit', '+', css_class='btn btn-rounded btn-sm btn-icon btn-default text-right'))
self.helper.form_class = 'form-inline col-lg-12'
self.helper.field_template = 'bootstrap3/layout/inline_field.html'
self.helper.layout = Layout(
Div(
InlineField('descripcion',
style="width:650px"
),
'unidad',
'valor',
'actividad',
'cuadrilla',
HTML("<a class=" + "delete-row" + " href=" + "javascript:void(0)" + "><i class=" + "'fa fa-trash-o fa-lg icon text-danger-dker'" + "></i> </a>"),
style='margin-bottom:5px',
# css_class="col-lg-12"
),
ButtonHolder(
Submit('submit', 'Submit', css_class='button white')
)
)
views.py
@login_required
def cotizacion_new(request, cotizacion_id=None):
TrabajoInlineFormSet = inlineformset_factory(Cotizacion, Trabajo, form=TrabajoForm, extra=1, can_delete=True)
if cotizacion_id:
cotizacion = Cotizacion.objects.get(pk=cotizacion_id)
else:
cotizacion = Cotizacion()
if request.method == "POST":
form = CotizacionForm(request.POST, instance=cotizacion)
formset = TrabajoForm(request.POST, instance=cotizacion)
if form.is_valid() and formset.is_valid():
form.save()
formset.save()
return redirect('erp:cotizacion_detail', pk=cotizacion.pk)
else:
form = CotizacionForm(instance=cotizacion)
formset = TrabajoInlineFormSet(instance=cotizacion)
return render(request, 'erp/cotizacion_edit.html', {'form': form, 'formset': formset})
cotizacion_edit.html
<div class="col-lg-12">
<div class="row">
{% crispy form %}
</div>
<hr>
<p>Detalle de los Trabajos:</p>
<div class="row link-formset">
{% crispy formset formset.form.helper %}
</div>
</div>
<form method='POST' action=''>
{% csrf_token %}
<div class="col-lg-12 ">
<br>
<input type="submit" class="btn btn-sm btn-block btn-primary"></input>
<br>
</div>
</form>
</div>
urls.py
(...)
url(r'^cotizacion/new/$', views.cotizacion_new, name='cotizacion_new'),
url(r'^cotizacion/edit/(?P<cotizacion_id>[0-9]+)/$', views.cotizacion_new, name='cotizacion_edit'),
url(r'^cotizacion/(?P<pk>[0-9]+)/$', views.DetailView.as_view(), name='cotizacion_detail'),
Environment:
Request Method: POST Request URL: http://localhost:8000/erp/cotizacion/new/
Django Version: 1.11.4 Python Version: 2.7.10
Installed Applications:
['erp.apps.ErpConfig',
'django.contrib.admin',
'django.contrib.admindocs',
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.messages',
'django.contrib.staticfiles',
'django.contrib.humanize',
'crispy_forms']
Installed Middleware:
['django.middleware.security.SecurityMiddleware',
'django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.common.CommonMiddleware',
'django.middleware.csrf.CsrfViewMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware',
'django.contrib.auth.middleware.SessionAuthenticationMiddleware',
'django.contrib.messages.middleware.MessageMiddleware',
'django.middleware.clickjacking.XFrameOptionsMiddleware']
Template error:
Traceback:
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/core/handlers/exception.py" in inner 41. response = get_response(request)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/core/handlers/base.py" in _legacy_get_response 249. response = self._get_response(request)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/core/handlers/base.py" in _get_response 187. response = self.process_exception_by_middleware(e, request)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/core/handlers/base.py" in _get_response 185. response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/contrib/auth/decorators.py" in _wrapped_view 23. return view_func(request, *args, **kwargs)
File "/Applications/MAMP/htdocs/italuzbi/erp/views.py" in cotizacion_new 76. return render(request, 'erp/cotizacion_edit.html', {'form': form, 'formset': formset})
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/shortcuts.py" in render 30. content = loader.render_to_string(template_name, context, request, using=using)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/loader.py" in render_to_string 68. return template.render(context, request)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/backends/django.py" in render 66. return self.template.render(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/base.py" in render 207. return self._render(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/base.py" in _render 199. return self.nodelist.render(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/base.py" in render 990. bit = node.render_annotated(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/base.py" in render_annotated 957. return self.render(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/loader_tags.py" in render 177. return compiled_parent._render(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/base.py" in _render 199. return self.nodelist.render(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/base.py" in render 990. bit = node.render_annotated(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/base.py" in render_annotated 957. return self.render(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/loader_tags.py" in render 72. result = block.nodelist.render(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/base.py" in render 990. bit = node.render_annotated(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/base.py" in render_annotated 957. return self.render(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/crispy_forms/templatetags/crispy_forms_tags.py" in render 215. c = self.get_render(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/crispy_forms/templatetags/crispy_forms_tags.py" in get_render 109. helper = helper.resolve(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/base.py" in resolve 849. value = self._resolve_lookup(context)
File "/Applications/MAMP/htdocs/italuzbi/italuzvenv/lib/python2.7/site-packages/django/template/base.py" in _resolve_lookup 903. (bit, current)) # missing attribute
If you want to handle 2 or more forms in the same template ant put the submit button outside the forms, you have to remove the form tag:
Documentation is in http://django-crispy-forms.readthedocs.io/en/d-0/tags.html