How to use plan_from_request_or_none method in Kiwi

Best Python code snippet using Kiwi_python

views.py

Source:views.py

...17    TestCaseForm,18)19from tcms.testcases.models import Template, TestCase20from tcms.testplans.models import TestPlan21def plan_from_request_or_none(request):  # pylint: disable=missing-permission-required22    """Get TestPlan from REQUEST23    This method relies on the existence of from_plan within REQUEST.24    """25    test_plan_id = request.POST.get("from_plan") or request.GET.get("from_plan")26    if not test_plan_id:27        return None28    return get_object_or_404(TestPlan, pk=test_plan_id)29@method_decorator(permission_required("testcases.add_testcase"), name="dispatch")30class NewCaseView(CreateView):31    model = TestCase32    form_class = TestCaseForm33    template_name = "testcases/mutable.html"34    def get_form(self, form_class=None):35        form = super().get_form(form_class)36        # clear fields which are set dynamically via JavaScript37        form.populate(self.request.POST.get("product", -1))38        return form39    def get_form_kwargs(self):40        kwargs = super().get_form_kwargs()41        kwargs["initial"].update(  # pylint: disable=objects-update-used42            {43                "author": self.request.user,44            }45        )46        test_plan = plan_from_request_or_none(self.request)47        if test_plan:48            kwargs["initial"]["product"] = test_plan.product_id49        return kwargs50    def get_context_data(self, **kwargs):51        context = super().get_context_data(**kwargs)52        context["test_plan"] = plan_from_request_or_none(self.request)53        context["notify_formset"] = kwargs.get("notify_formset") or CaseNotifyFormSet()54        context["templates"] = Template.objects.all()55        return context56    def form_valid(self, form):57        test_plan = plan_from_request_or_none(self.request)58        notify_formset = CaseNotifyFormSet(self.request.POST)59        if notify_formset.is_valid():60            test_case = form.save()61            if test_plan:62                test_plan.add_case(test_case)63            notify_formset.instance = test_case64            notify_formset.save()65            return HttpResponseRedirect(reverse("testcases-get", args=[test_case.pk]))66        # taken from FormMixin.form_invalid()67        return self.render_to_response(68            self.get_context_data(notify_formset=notify_formset)69        )70@method_decorator(permission_required("testcases.view_testcase"), name="dispatch")71class TestCaseSearchView(TemplateView):...

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