比较两个列表python django的值?
我有一个来自我的视图的两个列表,我正在比较它们,并在多选下拉列表中检查匹配的值。但逻辑似乎工作正常,但它倾向于将来自multi-select的数据相乘比较两个列表python django的值?,python,django,Python,Django,我有一个来自我的视图的两个列表,我正在比较它们,并在多选下拉列表中检查匹配的值。但逻辑似乎工作正常,但它倾向于将来自multi-select的数据相乘 <div class="form-group"> <label class="col-sm-4 control-label text_left">University <span class="text-danger">*</span></label> <div
<div class="form-group">
<label class="col-sm-4 control-label text_left">University <span class="text-danger">*</span></label>
<div class="col-sm-8">
<select class="form-control" value="university_all_list.id" name="universityId"
id="universityName" required>
<option>Select</option>
{% for university_name in university_all_list %}
{% for id in university_ids_list %}
{% if id == university_name.id %}
<option value="{{ university_name.id }}"
selected>{{ university_name.name }}</option>
{% else %}
<option value="{{ university_name.id }}">{{ university_name.name }}</option>
{% endif %}
{% endfor %}
{% endfor %}
</select>
</div>
</div>
你也可以发布这个视图吗?什么在成倍增长?这个university\u all\u列表的值在下拉列表中成倍增长
逻辑似乎起作用了
它起作用了还是不起作用了。没有像w这样的东西似乎起作用了
sir主要的逻辑是在比较它们之后选择值,并在下拉列表中的选定项上显示复选标记,但另一方面它乘以下拉列表值。例如,我在下拉列表中有400个结果,在第二个循环中,如果值为3,则我有1200个值在我的下拉列表中
@login_required
@csrf_exempt
@cms_user_edit_decorator
def admin_user_edit(request, cms_user_id=None):
university_ids_list = []
university_ids ={}
university_all_list = Universities.objects.using('cms').all()
master_cms_user_type_list = MasterCmsUserTypes.objects.all()
cms_user = CmsUser.objects.get(userId=cms_user_id)
school_university_mapping = SchoolAdminUniversityMappings.objects.filter(userId=cms_user)
for university_ids in school_university_mapping:
university_ids_list.append(university_ids.universityId)
print university_ids_list
# zip_list = zip(A, cycle(B)) if len(A) > len(B) else zip(cycle(A), B)
user_obj = {}
user_showing = 'edit'
if cms_user_id is not None:
user_showing = 'edit'
user_obj = User.objects.get(id=cms_user_id)
if request.method == 'POST':
first_name = request.POST.get('firstName').strip()
last_name = request.POST.get('lastName').strip()
username = request.POST.get('username').strip()
email = request.POST.get('email').strip()
status = request.POST.get('status')
university = request.POST.getlist('universityId')
print 'hulu lulu'
print university
staff = False
superUser = False
if status is None or status == '':
status = False
else:
status = True
if user_obj.email == email:
if user_obj.username == username:
if cms_user_id:
user_obj = User.objects.get(id=cms_user_id)
user_obj.first_name = first_name
user_obj.last_name = last_name
user_obj.email = email
user_obj.username = username
user_obj.is_active = status
user_obj.is_staff = staff
user_obj.is_superuser = superUser
user_obj.save()
messages.success(request, 'Successfully update to the Admin User')
return redirect('cms:admin-user-list')
else:
if User.objects.filter(username=username).exists():
messages.error(request, 'username already registered')
elif cms_user_id:
user_obj = User.objects.get(id=cms_user_id)
user_obj.first_name = first_name
user_obj.last_name = last_name
user_obj.email = email
user_obj.username = username
user_obj.is_active = status
user_obj.is_staff = staff
user_obj.is_superuser = superUser
user_obj.save()
messages.success(request, 'Successfully update to the Admin User')
return redirect('cms:admin-user-list')
else:
if User.objects.filter(email=email).exists():
messages.error(request, 'email already exists')
elif cms_user_id:
user_obj = User.objects.get(id=cms_user_id)
user_obj.first_name = first_name
user_obj.last_name = last_name
user_obj.email = email
user_obj.username = username
user_obj.is_active = status
user_obj.is_staff = staff
user_obj.is_superuser = superUser
user_obj.save()
messages.success(request, 'Successfully update to the Admin User')
return redirect('cms:admin-user-list')
return render(request, 'templates/admin_user_management/admin_user_edit.html', {
'user_obj': user_obj,
'user_showing': user_showing, 'master_cms_user_type_list': master_cms_user_type_list,
'cms_user': cms_user,'university_all_list':university_all_list,'university_ids_list':university_ids_list,'list':list
})