在django中更新用户的对象

from django.contrib.auth.models import User
from django.contrib.auth.forms import UserChangeForm

from django.shortcuts import render, redirect
from .forms import CustomUserChangeForm

def update_user(request, user_id):
    user = User.objects.get(id=user_id)
    if request.method == 'POST':
        form = CustomUserChangeForm(request.POST, instance=user)
        if form.is_valid():
            form.save()
            return redirect('profile')  # 重定向到用户的个人资料页面
    else:
        form = CustomUserChangeForm(instance=user)
    return render(request, 'update_user.html', {'form': form})

from django import forms

class CustomUserChangeForm(UserChangeForm):
    class Meta:
        model = User
        fields = ('username', 'email', 'first_name', 'last_name')

<form method="POST">
  {% csrf_token %}
  {{ form.as_p }}
  <button type="submit">更新</button>
</form>