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adding new code examples
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‎content/pages/examples/django/django-contrib-admin-helpers-actionform.markdown‎

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title: django.contrib.admin.helpers ActionForm code examples
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category: page
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slug: django-contrib-admin-helpers-actionform-examples
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sortorder: 500011020
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toc: False
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sidebartitle: django.contrib.admin.helpers ActionForm
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meta: Python example code for the ActionForm class from the django.contrib.admin.helpers module of the Django project.
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ActionForm is a class within the django.contrib.admin.helpers module of the Django project.
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## Example 1 from django-import-export
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[django-import-export](https://github.com/django-import-export/django-import-export)
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([documentation](https://django-import-export.readthedocs.io/en/latest/)
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and [PyPI page](https://pypi.org/project/django-import-export/))
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is a [Django](/django.html) code library for importing and exporting data
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from the Django Admin. The tool supports many export and import formats
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such as CSV, JSON and YAML. django-import-export is open source under the
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[BSD 2-Clause "Simplified" License](https://github.com/django-import-export/django-import-export/blob/master/LICENSE).
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[**django-import-export / import_export / forms.py**](https://github.com/django-import-export/django-import-export/blob/master/import_export/./forms.py)
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```python
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# forms.py
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import os.path
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from django import forms
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~~from django.contrib.admin.helpers import ActionForm
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from django.utils.translation import gettext_lazy as _
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class ImportForm(forms.Form):
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import_file = forms.FileField(
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label=_('File to import')
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)
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input_format = forms.ChoiceField(
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label=_('Format'),
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choices=(),
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)
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def __init__(self, import_formats, *args, **kwargs):
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super().__init__(*args, **kwargs)
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choices = []
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for i, f in enumerate(import_formats):
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choices.append((str(i), f().get_title(),))
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if len(import_formats) > 1:
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choices.insert(0, ('', '---'))
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self.fields['input_format'].choices = choices
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class ConfirmImportForm(forms.Form):
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## ... source file abbreviated to get to ActionForm examples ...
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class ExportForm(forms.Form):
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file_format = forms.ChoiceField(
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label=_('Format'),
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choices=(),
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)
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def __init__(self, formats, *args, **kwargs):
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super().__init__(*args, **kwargs)
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choices = []
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for i, f in enumerate(formats):
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choices.append((str(i), f().get_title(),))
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if len(formats) > 1:
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choices.insert(0, ('', '---'))
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self.fields['file_format'].choices = choices
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def export_action_form_factory(formats):
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~~ class _ExportActionForm(ActionForm):
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file_format = forms.ChoiceField(
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label=_('Format'), choices=formats, required=False)
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_ExportActionForm.__name__ = str('ExportActionForm')
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return _ExportActionForm
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## ... source file continues with no further ActionForm examples...
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```
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‎content/pages/examples/django/django-contrib-admin-helpers-adminform.markdown‎

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title: django.contrib.admin.helpers AdminForm code examples
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category: page
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slug: django-contrib-admin-helpers-adminform-examples
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sortorder: 500011021
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toc: False
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sidebartitle: django.contrib.admin.helpers AdminForm
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meta: Python example code for the AdminForm class from the django.contrib.admin.helpers module of the Django project.
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AdminForm is a class within the django.contrib.admin.helpers module of the Django project.
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## Example 1 from django-cms
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[django-cms](https://github.com/divio/django-cms)
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([project website](https://www.django-cms.org/en/)) is a Python-based
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content management system (CMS) [library](https://pypi.org/project/django-cms/)
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for use with Django web apps that is open sourced under the
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[BSD 3-Clause "New"](https://github.com/divio/django-cms/blob/develop/LICENSE)
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license.
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[**django-cms / cms / admin / placeholderadmin.py**](https://github.com/divio/django-cms/blob/develop/cms/admin/placeholderadmin.py)
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```python
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# placeholderadmin.py
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import uuid
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import warnings
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from django.conf.urls import url
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~~from django.contrib.admin.helpers import AdminForm
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from django.contrib.admin.utils import get_deleted_objects
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from django.core.exceptions import PermissionDenied
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from django.db import router, transaction
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from django.http import (
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HttpResponse,
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HttpResponseBadRequest,
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HttpResponseForbidden,
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HttpResponseNotFound,
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HttpResponseRedirect,
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)
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from django.shortcuts import get_list_or_404, get_object_or_404, render
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from django.template.response import TemplateResponse
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from django.utils.decorators import method_decorator
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from django.utils.encoding import force_text
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from django.utils import translation
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from django.utils.translation import ugettext as _
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from django.views.decorators.clickjacking import xframe_options_sameorigin
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from django.views.decorators.http import require_POST
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from six.moves.urllib.parse import parse_qsl, urlparse
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from six import get_unbound_function, get_method_function
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from cms import operations
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## ... source file abbreviated to get to AdminForm examples ...
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context = {
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'opts': opts,
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'message': force_text(_("Field %s not found")) % raw_fields
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}
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return render(request, 'admin/cms/page/plugin/error_form.html', context)
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if not request.user.has_perm("{0}.change_{1}".format(self.model._meta.app_label,
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self.model._meta.model_name)):
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context = {
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'opts': opts,
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'message': force_text(_("You do not have permission to edit this item"))
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}
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return render(request, 'admin/cms/page/plugin/error_form.html', context)
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form_class = self.get_form(request, obj, fields=fields)
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if not cancel_clicked and request.method == 'POST':
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form = form_class(instance=obj, data=request.POST)
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if form.is_valid():
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form.save()
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saved_successfully = True
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else:
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form = form_class(instance=obj)
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~~ admin_form = AdminForm(form, fieldsets=[(None, {'fields': fields})], prepopulated_fields={},
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model_admin=self)
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media = self.media + admin_form.media
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context = {
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'CMS_MEDIA_URL': get_cms_setting('MEDIA_URL'),
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'title': opts.verbose_name,
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'plugin': None,
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'plugin_id': None,
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'adminform': admin_form,
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'add': False,
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'is_popup': True,
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'media': media,
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'opts': opts,
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'change': True,
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'save_as': False,
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'has_add_permission': False,
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'window_close_timeout': 10,
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}
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if cancel_clicked:
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context.update({
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'cancel': True,
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})
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return render(request, 'admin/cms/page/plugin/confirm_form.html', context)
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if not cancel_clicked and request.method == 'POST' and saved_successfully:
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return render(request, 'admin/cms/page/plugin/confirm_form.html', context)
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## ... source file continues with no further AdminForm examples...
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```
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