data = data.replace('$$time$$',current_time) return data 页面的渲染 from jinja2 import Template def get_user(env): user_dict = {'username':'jason','password':'123','hobby':['read','game','running']} with open(r'templates/03 get_user.html','r',encoding='utf-8') as f: data...
SelectMultiple # ) # 单checkbox # user = fields.CharField( # widget=widgets.CheckboxInput() # ) # 多选checkbox,值为列表 # user = fields.MultipleChoiceField( # initial=[2, ], # choices=((1, '上海'), (2, '北京'),), # widget=widgets.CheckboxSelectMultiple # ) Django模版加减乘除: ...
fromdjango.contrib.auth.decoratorsimportlogin_requiredfromdjango.shortcutsimportrender@login_requireddefmy_protected_view(request):"""A view that can only be accessed by logged-in users"""returnrender(request,"protected.html",{"current_user":request.user}) ...
delete() for instance in instances: instance.user = request.user instance.save() formset.save_m2m() 另见在表单集中保存对象。 ModelAdmin.get_ordering(request)¶ get_ordering 方法以 request 为参数,并期望返回一个类似于 ordering 属性的 list 或tuple 的排序。例如: class PersonAdmin(admin.Model...
import HttpResponseForbidden, HttpResponseRedirect from django.urls import reverse from django.views import View from django.views.generic.detail import SingleObjectMixin from books.models import Author class RecordInterestView(SingleObjectMixin, View): """Records the current user's interest in an ...
movies = paginator.page(current_page) return render(request, "all_movie.html" , { "movies" : movies, "title" : "全部电影" }) 10、具体的电影 def movie(request, movie_id): # 获取具体的电影 user_id = request.session.get( "us...
=re.search(path,current_path)ifret:returnNone#返回空则放行#先校验是否登录user_id = request.session.get("user_id")ifnotuser_id:returnredirect("/login/")#再校验权限#同样的由于url中含有 \d 正则,因此需要使用循环,而不是inpermission_list = request.session.get("permission_list")foritemin...
一Django的视图函数view 一个视图函数(类),简称视图,是一个简单的Python函数(类),它接受Web请求并且返回Web响应。 响应可以是一张网页的HTML内容,一个重定向,一个404错误,一个XML文档,或者一张图片。 无论视图本身包含什么逻辑,都要返回响应。代码写在哪里也无所谓,只要它在你当前项目目录下面。除此之外没有更多...
import views urlpatterns = [ path('myview', views.MyView.as_view()), ] #CBV和FBV路由匹配其实是一样的。 8. 模板语法传值 8.1 传基本数据类型 # 方法一:精确传值 # urls.py """ from django.contrib import admin from django.urls import path from templateByValue import views urlpatterns ...
(Player, on_delete=models.CASCADE, related_name="voteforplayer") gamephasenumber = models.IntegerField() timestamp = models.DateTimeField(auto_now_add=True) When a user joins a game, they get an entry in the "Player" model and when they cast a vote for another ...