在Django IM新我想不通这个错误。请帮助。它给了类型错误 - 保存()得到了一个意想不到的关键字参数“force_insert”。我测试的代码下面,它们能保存新用户注册,但现在它也救不了了...
这是我认为有一些问题views.py的一部分:
from django.shortcuts import render, redirect
from django.contrib.auth.forms import UserCreationForm
from django.contrib import messages
from django.contrib.auth.decorators import login_required
from . forms import UserRegisterForm, UserUpdateForm, ProfileUpdateForm
def register(request):
if request.method == 'POST':
form = UserRegisterForm(request.POST)
if form.is_valid():
username = form.cleaned_data.get('username')
form.save(force_insert=False)
messages.success(request, f'Thank you {username}! Your account has been created!')
return redirect('login')
else:
form = UserRegisterForm()
return render(request, 'users/register.html', {'form':form})
和models.py
from django.db import models
from django.contrib.auth.models import User
from PIL import Image
class Profile(models.Model):
user = models.OneToOneField(User, on_delete=models.CASCADE)
image = models.ImageField(default='profile_pics/default.jpg', upload_to='profile_pics')
def __str__(self):
return (self.user)
def save(self):
super().save()
img = Image.open(self.image.path)
if img.height > 300 or img.width > 300:
output_size = (300,300)
img.thumbnail(output_size)
img.save(self.image.path)'
当你重写模型在Django保存方法,你也应该通过*args
和**kwargs
到覆盖方法。这段代码可以很好地工作:
def save(self, *args, **kwargs):
super(Profile, self).save(*args, **kwargs)
img = Image.open(self.image.path)
if img.height > 300 or img.width > 300:
output_size = (300,300)
img.thumbnail(output_size)
img.save(self.image.path)'
你覆盖的保存方法,但是你有没有保存它的签名。呦需要接受相同的参数原来的方法,并通过他们呼吁超时英寸
def save(self, *args, **kwargs):
super().save((*args, **kwargs)
...
我有同样的问题。
这将解决这个问题:
编辑您的用户/ models.py文件中的超级方法:
def save(self, *args, **kwargs):
super.save(*args, **kwargs)