如何解决Python Django - change_view() 缺少 1 个必需的位置参数：'object_id'
我是 Django 框架的新手，目前正在从事第一个项目。我制作了一个简单的联系表格，它从用户那里获取数据并将其保存到数据库中。一切正常。但是当我登录到我的管理面板并进入联系人并单击我收到的数据时。我收到错误 “change_view() 缺少 1 个必需的位置参数：'object_id'”。
我的while
admin.py我的from home.views import contact
from django.contrib import admin
from home.models import Contact
# Register your models here.
admin.site.register(Contact)
models.py我的from django.db import models
# Create your models here.
class Contact(models.Model):
name = models.CharField(max_length=30)
email = models.EmailField()
phone = models.CharField(max_length=10)
desc = models.TextField()
views.py我的from home.models import Contact
from django.shortcuts import render,HttpResponse
from home.models import models
# Create your views here.
def home(request):
return render(request,'home.html')
def about(request):
return render(request,'about.html')
def projects(request):
return render(request,'projects.html')
def contact(request):
if request.method=='POST':
print('This is POST')
name = request.POST['name']
email = request.POST['email']
phone = request.POST['phone']
desc = request.POST['desc']
# print(name,email,phone,desc)
contact = Contact(name=name,email=email,phone=phone,desc=desc)
contact.save()
print('DAta has been written into the Database')
# return HttpResponse("This is My Contact")
return render(request,'contact.html')
settings.py我的"""
Django settings for pwhTutorials project.
Generated by 'django-admin startproject' using Django 3.1.4.
For more information on this file,see
https://docs.djangoproject.com/en/3.1/topics/settings/
For the full list of settings and their values,see
https://docs.djangoproject.com/en/3.1/ref/settings/
"""
from pathlib import Path
# Build paths inside the project like this: BASE_DIR / 'subdir'.
BASE_DIR = Path(__file__).resolve().parent.parent
# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/3.1/howto/deployment/checklist/
# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = '-snip-'
# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = True
ALLOWED_HOSTS = []
# Application definition
INSTALLED_APPS = [
'home','django.contrib.admin','django.contrib.auth','django.contrib.contenttypes','django.contrib.sessions','django.contrib.messages','django.contrib.staticfiles',]
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 = 'pwhTutorials.urls'
TEMPLATES = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates','DIRS': ['templates'],'APP_DIRS': True,'OPTIONS': {
'context_processors': [
'django.template.context_processors.debug','django.template.context_processors.request','django.contrib.auth.context_processors.auth','django.contrib.messages.context_processors.messages',],},]
WSGI_APPLICATION = 'pwhTutorials.wsgi.application'
# Database
# https://docs.djangoproject.com/en/3.1/ref/settings/#databases
DATABASES = {
'default': {
'ENGINE': 'django.db.backends.sqlite3','NAME': BASE_DIR / 'db.sqlite3',}
}
# Password validation
# https://docs.djangoproject.com/en/3.1/ref/settings/#auth-password-validators
AUTH_PASSWORD_VALIDATORS = [
{
'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',{
'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',{
'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',{
'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',]
# Internationalization
# https://docs.djangoproject.com/en/3.1/topics/i18n/
LANGUAGE_CODE = 'en-us'
TIME_ZONE = 'UTC'
USE_I18N = True
USE_L10N = True
USE_TZ = True
# Static files (CSS,JavaScript,Images)
# https://docs.djangoproject.com/en/3.1/howto/static-files/
STATIC_URL = '/static/'
urls.py项目的 from django.urls import path
from . import views
urlpatterns = [
path('',views.home,name = 'home'),path('about/',views.about,name = 'about'),path('projects/',views.projects,name = 'projects'),path('contact/',views.contact,name = 'contact'),]
urls.py我是 Django 框架的新手，目前正在从事第一个项目。我制作了一个简单的联系表格，它从用户那里获取数据并将其保存到数据库中。一切正常。但是当我登录到我的管理面板并进入联系人并单击我收到的数据时。我收到错误 “change_view() 缺少 1 个必需的位置参数：'object_id'”。
这是图片链接https://ibb.co/LScd2Mb
解决方法
您在项目 urls.py 的顶部遗漏了“””。请更正，希望这能解决您的问题。
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