blocks|key|186086|text|当表单有验证错误时，我们使用django.contrib.messages来推送一个通用的错误字符串，并保留字段errors进行内联呈现：|type|unstyled|depth|inlineStyleRanges|entityRanges|data|186087|from+django.contrib+import+messages
#+...
if+not+form.is_valid():
++++messages.error(request,+"Please+correct+the+errors+below+and+resubmit.")
++++return+render(request,+template,+context)|code-block|syntax|javascript|186088|然后，我们使用bootstrap警告来显示所有消息，包括我们的通用错误，当然，您可以随心所欲地标记它。|186089|但是，如果您只想将错误移动到单独的块中，请将它们添加到您的请求上下文中：|186090|from+django.contrib+import+messages
#+...
if+not+form.is_valid():
++++context['form_errors']+=+form.errors
++++return+render(request,+template,+context)|186091|在您的模板中：|186092|{%25+crispy+form+%25}
<div+id='form-errors'>{{+form_errors+}}</div>|186093|然后，您可以摆弄crispy+form's+helper+attributes和样式来控制内联错误的显示。|offset|length|186094|entityMap|0|LINK|mutability|MUTABLE|url|http://django-crispy-forms.readthedocs.org/en/latest/form_helper.html#bootstrap-helper-attributes^0|0|0|0|0|0|0|0|8|V|0|0^^$0|@$1|2|3|4|5|6|7|12|8|@]|9|@]|A|$]]|$1|B|3|C|5|D|7|13|8|@]|9|@]|A|$E|F]]|$1|G|3|H|5|6|7|14|8|@]|9|@]|A|$]]|$1|I|3|J|5|6|7|15|8|@]|9|@]|A|$]]|$1|K|3|L|5|D|7|16|8|@]|9|@]|A|$E|F]]|$1|M|3|N|5|6|7|17|8|@]|9|@]|A|$]]|$1|O|3|P|5|D|7|18|8|@]|9|@]|A|$E|F]]|$1|Q|3|R|5|6|7|19|8|@]|9|@$S|1A|T|1B|1|1C]]|A|$]]|$1|U|3|-4|5|6|7|1D|8|@]|9|@]|A|$]]]|V|$W|$5|X|Y|Z|A|$10|11]]]]

We use django.contrib.messages to push a generic error string when the form has validation errors, and leave the field errors alone to render inline: 

<pre><code>from django.contrib import messages
# ...
if not form.is_valid():
 messages.error(request, "Please correct the errors below and resubmit.")
 return render(request, template, context)
</code></pre>

We then use bootstrap alerts to show all messages, including our generic error, though you could of course mark it up however you wanted.

But if all you want to do is move the errors into a separate block, add them to your request context:

<pre><code>from django.contrib import messages
# ...
if not form.is_valid():
 context['form_errors'] = form.errors
 return render(request, template, context)
</code></pre>

and in your template:

<pre><code>{% crispy form %}
&lt;div id='form-errors'&gt;{{ form_errors }}&lt;/div&gt;
</code></pre>

You can then fiddle with the <a href="http://django-crispy-forms.readthedocs.org/en/latest/form_helper.html#bootstrap-helper-attributes" rel="nofollow">crispy form's helper attributes</a> and styles to control the display of the inline errors.

blocks|key|186096|text|也许更简单的方法是下一种，因为它使用了更少的导入...|type|unstyled|depth|inlineStyleRanges|entityRanges|data|186097|。。在视图中：|186098|if+request.method+==+'POST':
++++form+=+TheForm(request.POST)
++++if+form.is_valid():
++++++++form.save()
++++++++return+redirect('url_name')
++++else:
++++++++form+=+TheForm()
++++return+render(request,+'form.html',+{'form':+form})|code-block|syntax|javascript|186099|..。在表单中，您只需要：|186100|{%25+load+crispy_forms_tags+%25}
{%25+crispy+form+%25}|186101|..。其中'url_name‘是在urlpattern+(urls.py+)中定义的模式名称...这就是你真正需要的..。|offset|length|style|BOLD|186102|Crispy是一个非常智能的系统。该系统知道如何才能直观地显示表单错误。|186103|entityMap^0|0|0|0|0|0|6|8|0|0^^$0|@$1|2|3|4|5|6|7|W|8|@]|9|@]|A|$]]|$1|B|3|C|5|6|7|X|8|@]|9|@]|A|$]]|$1|D|3|E|5|F|7|Y|8|@]|9|@]|A|$G|H]]|$1|I|3|J|5|6|7|Z|8|@]|9|@]|A|$]]|$1|K|3|L|5|F|7|10|8|@]|9|@]|A|$G|H]]|$1|M|3|N|5|6|7|11|8|@$O|12|P|13|Q|R]]|9|@]|A|$]]|$1|S|3|T|5|6|7|14|8|@]|9|@]|A|$]]|$1|U|3|-4|5|6|7|15|8|@]|9|@]|A|$]]]|V|$]]

Maybe the easier way is the next because it uses less imports... 

.. in views:

<pre><code>if request.method == 'POST':
 form = TheForm(request.POST)
 if form.is_valid():
 form.save()
 return redirect('url_name')
 else:
 form = TheForm()
 return render(request, 'form.html', {'form': form})
</code></pre>

... and in the form you need only: 

<pre><code>{% load crispy_forms_tags %}
{% crispy form %}
</code></pre>

... where 'url_name' is defined name of pattern in urlpatterns (urls.py )... that's all you need really...

Crispy is a really smart system. The system knows how can intuitively to show the form errors.

blocks|key|186186|text|type|unstyled|depth|inlineStyleRanges|entityRanges|data|186187|app/views.py|offset|length|style|CODE|186188|from+django.views.generic.edit+import+FormView
from+django.urls+import+reverse_lazy
from+.forms+import+MyForm

class+MyFormView(FormView):
++++template_name+=+'app/myform.html'
++++form_class+=+MyForm
++++success_url+=+reverse_lazy('success_url')|code-block|syntax|javascript|186189|app/templates/app/myform.html|186190|{%25+load+crispy_forms_tags+%25}
{%25+crispy+form+%25}|186191|entityMap^0|0|0|C|0|0|0|T|0|0^^$0|@$1|2|3|-4|4|5|6|R|7|@]|8|@]|9|$]]|$1|A|3|B|4|5|6|S|7|@$C|T|D|U|E|F]]|8|@]|9|$]]|$1|G|3|H|4|I|6|V|7|@]|8|@]|9|$J|K]]|$1|L|3|M|4|5|6|W|7|@$C|X|D|Y|E|F]]|8|@]|9|$]]|$1|N|3|O|4|I|6|Z|7|@]|8|@]|9|$J|K]]|$1|P|3|-4|4|5|6|10|7|@]|8|@]|9|$]]]|Q|$]]

You may want to consider using the <a href="https://docs.djangoproject.com/en/3.2/ref/class-based-views/generic-editing/#django.views.generic.edit.FormView" rel="nofollow noreferrer"><code>FormView</code></a> Generic View, especially if you are using crispy forms:
<code>app/views.py</code>:
<pre class="lang-py prettyprint-override"><code>from django.views.generic.edit import FormView
from django.urls import reverse_lazy
from .forms import MyForm

class MyFormView(FormView):
 template_name = 'app/myform.html'
 form_class = MyForm
 success_url = reverse_lazy('success_url')
</code></pre>
<code>app/templates/app/myform.html</code>:
<pre class="lang-html prettyprint-override"><code>{% load crispy_forms_tags %}
{% crispy form %}
</code></pre>

I'm using bootstrap3 as the default template pack in django_crispy_forms, and trying to render a form with the crispy tag:

<pre><code>{% crispy form %}
</code></pre>

My form class has the following helper attributes:

<pre><code>class TheForm(forms.Form):
 adv_var = forms.CharField(label="variable", max_length=70)
 value = forms.FloatField()

 def __init__(self, *args, **kwargs):
 super(TheForm, self).__init__(*args, **kwargs)
 self.helper = FormHelper()

 self.helper.form_method = 'post'
 self.helper.form_class = 'form-inline'
 self.helper.field_template = 'bootstrap3/layout/inline_field.html'

 self.helper.layout = Layout(
 'adv_var', 'value',
 ButtonHolder(
 Submit('submit', 'Start', css_class='button white')
 )
 )
</code></pre>

When posting the form with errors, re-rendering the template does not show the errors even though I can print form._errors in the view and see the list of errors.

If I change the helper.field_template to another value (or remove it to set the default) the errors are displayed above each field - but I don't get the inline display anymore.

How can I use django-crispy-forms to display all errors of this form in a separate div for example?

Rendering field errors in django-crispy-forms with inline forms

翻译质量差，导致语言生硬或混乱。

没有提供实际的解决方法或示例。

解答不清晰，无法理解或解决问题。

页面排版不美观，阅读体验差。

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我在django_crispy_forms中使用bootstrap3作为默认的模板包，并尝试呈现一个带有crispy标签的表单：{% crispy form %}我的表单类有以下助手属性：class TheForm(forms.Form):    adv_var = forms.CharField(label="var...

问使用内联表单在django-crispy-forms中呈现字段错误
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