Python TypeError:uuu init_uuu()缺少1个必需的位置参数:';删除';我怎样才能解决这个问题
Python 3.8.1 django版本3.0.3 当我运行这段代码时,我得到了这个错误 TypeError:\uuuu init\uuuu()缺少1个必需的位置参数:“on\u delete” 型号.pyPython TypeError:uuu init_uuu()缺少1个必需的位置参数:';删除';我怎样才能解决这个问题,python,django,Python,Django,Python 3.8.1 django版本3.0.3 当我运行这段代码时,我得到了这个错误 TypeError:\uuuu init\uuuu()缺少1个必需的位置参数:“on\u delete” 型号.py from django.db import models from django.contrib.auth.models import User # Create your models here. class UserProfileInfo(models.Model): u
from django.db import models
from django.contrib.auth.models import User
# Create your models here.
class UserProfileInfo(models.Model):
user = models.OneToOneField(User)
#additional
profile_site = models.URLField(blank = True)
profile_pic = models.ImageField(upload_to = 'profile_pics', blank = True)
def __str__(self):
return self.user.username
from django import forms
from django.contrib.auth.models import User
from basic_app.models import UserProfileInfo
class UserForm(forms.ModelForm):
password = forms.CharField(widget = forms.PasswordInput())
class meta():
model = User
fields = ('username', 'email', 'password')
class UserProfileInfo(forms.ModelForm):
class meta():
model = UserProfileInfo
fields = ('profile_site', 'profile_pic')
forms.py
from django.db import models
from django.contrib.auth.models import User
# Create your models here.
class UserProfileInfo(models.Model):
user = models.OneToOneField(User)
#additional
profile_site = models.URLField(blank = True)
profile_pic = models.ImageField(upload_to = 'profile_pics', blank = True)
def __str__(self):
return self.user.username
from django import forms
from django.contrib.auth.models import User
from basic_app.models import UserProfileInfo
class UserForm(forms.ModelForm):
password = forms.CharField(widget = forms.PasswordInput())
class meta():
model = User
fields = ('username', 'email', 'password')
class UserProfileInfo(forms.ModelForm):
class meta():
model = UserProfileInfo
fields = ('profile_site', 'profile_pic')
您可以为OneToOneField
添加一个值。这指定在删除目标对象(此处为用户
时要执行的操作。例如,我们可以指定一个级联
:
class UserProfileInfo(models.Model):
user = models.OneToOneField(User, on_delete=models.CASCADE)
profile_site = models.URLField(blank = True)
profile_pic = models.ImageField(upload_to='profile_pics', blank=True)
def __str__(self):
return self.user.username
class UserProfileInfo(models.Model):
user=models.OneToOneField(用户,on_delete=models.CASCADE)
profile\u site=models.URLField(空白=True)
profile\u pic=models.ImageField(上传到class='profile\u pics',blank=True)
定义(自我):
返回self.user.username
请阅读文档以确定要使用的触发器。您可以添加回溯吗?这是show me ValueError:没有足够的值来解包(预期为2,得到1)@Rasel:这可能是因为您在某个地方传递了一些
选项=
,其中传递的项不是2元组列表。但我想那是在别的地方。请提出一个新问题,并提供完整的回溯。