无法解析其余部分：'！= None'从'！= None'| Django管理员

Question

以前静态文件停止在Django Admin上运行（页面未设置样式），但是当我从admin注销后，它开始在登录页面上发出此错误：无法解析其余部分：'！= None'from'！= None'。

sin-in django-admin中的错误：

settings.py

"""

Django settings for ucodin_web_app project.

Generated by 'django-admin startproject' using Django 1.11.

For more information on this file, see

https://docs.djangoproject.com/en/1.11/topics/settings/

For the full list of settings and their values, see

https://docs.djangoproject.com/en/1.11/ref/settings/

"""

import os

# Build paths inside the project like this: os.path.join(BASE_DIR, ...)

BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))

# Quick-start development settings - unsuitable for production

# See https://docs.djangoproject.com/en/1.11/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!

SECRET_KEY = 'h_ipm50aodqptweir*e3v4!#82%9i!l#6uuxo=w@7v&8ims*7v'

# SECURITY WARNING: don't run with debug turned on in production!

DEBUG = True

ALLOWED_HOSTS = []

# Application definition

INSTALLED_APPS = [

    'django.contrib.admin',

    'django.contrib.auth',

    'django.contrib.contenttypes',

    'django.contrib.sessions',

    'django.contrib.messages',

    'django.contrib.staticfiles',

    'articles',

    'quizzes',

    'tutorials',

    'channels',

    'lib',

]

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.messages.middleware.MessageMiddleware',

    'django.middleware.clickjacking.XFrameOptionsMiddleware',

]

ROOT_URLCONF = 'ucodin_web_app.urls'

我也没有对管理员进行任何更改。

Answer 1

空格很重要。更改以下行：{% if widget.value !=None %}至{% if widget.value != None %}