Python django.db.utils.IntegrityError:非空约束失败：app_user.zip
在我的应用程序中创建此模型时，我无法创建超级用户。Python django.db.utils.IntegrityError:非空约束失败：app_user.zip,python,django,null,constraints,django-authentication,Python,Django,Null,Constraints,Django Authentication,在我的应用程序中创建此模型时，我无法创建超级用户。 当我从设置中删除AUTH_USER_MODEL='app.USER'，然后显示另一个错误“django.core.exceptions.FieldError:为用户指定的未知字段（全名）”，但我可以在该时间创建超级用户。甚至我尝试用“null=True”填充每个字段并解决了错误，但无法使用创建的电子邮件密码登录到我的管理面板。我不能确切地理解问题出在哪里。。 这是我的全部代码。 型号.py from django.db import
当我从设置中删除AUTH_USER_MODEL='app.USER'，然后显示另一个错误“django.core.exceptions.FieldError:为用户指定的未知字段（全名）”，但我可以在该时间创建超级用户。甚至我尝试用“null=True”填充每个字段并解决了错误，但无法使用创建的电子邮件密码登录到我的管理面板。我不能确切地理解问题出在哪里。
。 这是我的全部代码。 型号.py
from django.db import models
from django.contrib.auth.models import (
AbstractBaseUser, BaseUserManager, PermissionsMixin
)
from creditcards.models import CardNumberField, CardExpiryField, SecurityCodeField
class UserManager(BaseUserManager):
def create_user(self, email, full_name, password=None, is_active=True, is_staff=False, is_admin=False):
if not email:
raise ValueError("Users must have an Email address.")
if not password:
raise ValueError("Users must have a Password")
if not full_name:
raise ValueError("Users must have a Full Name")
user_obj = self.model(
email = self.normalize_email(email),
full_name=full_name
)
user_obj.set_password(password)
user_obj.staff = is_staff
user_obj.admin = is_admin
user_obj.active = is_active
user_obj.save(using=self._db)
return user_obj
def create_staffuser(self, email, full_name, password=None):
user = self.create_user(
email,
full_name,
password=password,
is_staff=True
)
return user
def create_superuser(self, email, full_name, password=None):
user = self.create_user(
email,
full_name,
password=password,
is_staff=True,
is_admin=False # will be True
)
return user
class User(AbstractBaseUser):
email = models.EmailField(max_length=255, unique=True)
full_name = models.CharField(max_length=255, blank=True, null=True)
active = models.BooleanField(default=True) # Can Login
timestamp = models.DateTimeField(auto_now_add=True)
staff = models.BooleanField(default=False) # staff user non Superuser
admin = models.BooleanField(default=False)
# Address
address = models.CharField(max_length=355)
zip = models.IntegerField(blank=True)
city = models.CharField(max_length=255, blank=False, null=True)
# Payment Method
cc_number = CardNumberField('card number')
cc_expiry = CardExpiryField('expiration date')
cc_code = SecurityCodeField('security code')
USERNAME_FIELD = 'email' # Username
# USERNAME_FILED and password are required by default
REQUIRED_FIELDS = ['full_name'] # 'full_name'
objects = UserManager()
def __str__(self):
return self.email
def get_full_name(self):
return self.email
def get_short_name(self):
return self.email
def has_perm(self, perm, obj=None):
return True
def has_module_perms(self, app_label):
return True
@property
def is_staff(self):
return self.staff
@property
def is_admin(self):
return self.admin
@property
def is_active(self):
return self.active
from django import forms
from django.contrib.auth.forms import ReadOnlyPasswordHashField
from django.contrib.auth import get_user_model
from django.forms import TextInput
User = get_user_model()
class UserAdminCreationForm(forms.ModelForm):
"""A form for creating new users. Includes all the required
fields, plus a repeated password."""
password1 = forms.CharField(label='Password', widget=forms.PasswordInput)
password2 = forms.CharField(label='Password confirmation', widget=forms.PasswordInput)
class Meta:
model = User
fields = ('full_name', 'email',)
def clean_password2(self):
# Check that the two password entries match
password1 = self.cleaned_data.get("password1")
password2 = self.cleaned_data.get("password2")
if password1 and password2 and password1 != password2:
raise forms.ValidationError("Passwords don't match")
return password2
def save(self, commit=True):
# Save the provided password in hashed format
user = super(UserAdminCreationForm, self).save(commit=False)
user.set_password(self.cleaned_data["password1"])
if commit:
user.save()
return user
class UserAdminChangeForm(forms.ModelForm):
"""A form for updating users. Includes all the fields on
the user, but replaces the password field with admin's
password hash display field.
"""
password = ReadOnlyPasswordHashField()
class Meta:
model = User
fields = ('full_name', 'email', 'password', 'active',)
def clean_password(self):
# Regardless of what the user provides, return the initial value.
# This is done here, rather than on the field, because the
# field does not have access to the initial value
return self.initial["password"]
class RegisterForm(forms.ModelForm):
"""A form for creating new users. Includes all the required
fields, plus a repeated password."""
password1 = forms.CharField(label='Password', widget=forms.PasswordInput)
password2 = forms.CharField(label='Password confirmation', widget=forms.PasswordInput)
class Meta:
model = User
fields = ('full_name', 'email', 'cc_number', 'cc_expiry', 'cc_code', 'zip', 'city',)
widgets = {
'full_name': TextInput(attrs={'placeholder': 'Card Holder Name'}),
'cc_number': TextInput(attrs={'placeholder': 'Card Number'}),
'cc_code': TextInput(attrs={'placeholder': 'Ex: 123'}),
'email': TextInput(attrs={'placeholder': 'Email'}),
}
def clean_password2(self):
# Check that the two password entries match
password1 = self.cleaned_data.get("password1")
password2 = self.cleaned_data.get("password2")
if password1 and password2 and password1 != password2:
raise forms.ValidationError("Passwords don't match")
return password2
def save(self, commit=True):
# Save the provided password in hashed format
user = super(RegisterForm, self).save(commit=False)
user.set_password(self.cleaned_data["password1"])
user.active = False # send for admin approval
if commit:
user.save()
return user
class LoginForm(forms.Form):
username = forms.EmailField(label='Email')
password = forms.CharField(widget=forms.PasswordInput)
...
AUTH_USER_MODEL = 'app.User'
...
from django.db import models
from django.contrib.auth.models import (
AbstractBaseUser, BaseUserManager, PermissionsMixin
)
from creditcards.models import CardNumberField, CardExpiryField, SecurityCodeField
class UserManager(BaseUserManager):
def create_user(self, email, full_name, password=None, is_active=True, is_staff=False, is_admin=False):
if not email:
raise ValueError("Users must have an Email address.")
if not password:
raise ValueError("Users must have a Password")
if not full_name:
raise ValueError("Users must have a Full Name")
user_obj = self.model(
email = self.normalize_email(email),
full_name=full_name
)
user_obj.set_password(password)
user_obj.staff = is_staff
user_obj.admin = is_admin
user_obj.active = is_active
user_obj.save(using=self._db)
return user_obj
def create_staffuser(self, email, full_name, password=None):
user = self.create_user(
email,
full_name,
password=password,
is_staff=True
)
return user
def create_superuser(self, email, full_name, password=None):
user = self.create_user(
email,
full_name,
password=password,
is_staff=True,
is_admin=False # will be True
)
return user
class User(AbstractBaseUser):
email = models.EmailField(max_length=255, unique=True)
full_name = models.CharField(max_length=255, blank=True, null=True)
active = models.BooleanField(default=True) # Can Login
timestamp = models.DateTimeField(auto_now_add=True)
staff = models.BooleanField(default=False) # staff user non Superuser
admin = models.BooleanField(default=False)
# Address
address = models.CharField(max_length=355)
zip = models.IntegerField(blank=True)
city = models.CharField(max_length=255, blank=False, null=True)
# Payment Method
cc_number = CardNumberField('card number')
cc_expiry = CardExpiryField('expiration date')
cc_code = SecurityCodeField('security code')
USERNAME_FIELD = 'email' # Username
# USERNAME_FILED and password are required by default
REQUIRED_FIELDS = ['full_name'] # 'full_name'
objects = UserManager()
def __str__(self):
return self.email
def get_full_name(self):
return self.email
def get_short_name(self):
return self.email
def has_perm(self, perm, obj=None):
return True
def has_module_perms(self, app_label):
return True
@property
def is_staff(self):
return self.staff
@property
def is_admin(self):
return self.admin
@property
def is_active(self):
return self.active
from django import forms
from django.contrib.auth.forms import ReadOnlyPasswordHashField
from django.contrib.auth import get_user_model
from django.forms import TextInput
User = get_user_model()
class UserAdminCreationForm(forms.ModelForm):
"""A form for creating new users. Includes all the required
fields, plus a repeated password."""
password1 = forms.CharField(label='Password', widget=forms.PasswordInput)
password2 = forms.CharField(label='Password confirmation', widget=forms.PasswordInput)
class Meta:
model = User
fields = ('full_name', 'email',)
def clean_password2(self):
# Check that the two password entries match
password1 = self.cleaned_data.get("password1")
password2 = self.cleaned_data.get("password2")
if password1 and password2 and password1 != password2:
raise forms.ValidationError("Passwords don't match")
return password2
def save(self, commit=True):
# Save the provided password in hashed format
user = super(UserAdminCreationForm, self).save(commit=False)
user.set_password(self.cleaned_data["password1"])
if commit:
user.save()
return user
class UserAdminChangeForm(forms.ModelForm):
"""A form for updating users. Includes all the fields on
the user, but replaces the password field with admin's
password hash display field.
"""
password = ReadOnlyPasswordHashField()
class Meta:
model = User
fields = ('full_name', 'email', 'password', 'active',)
def clean_password(self):
# Regardless of what the user provides, return the initial value.
# This is done here, rather than on the field, because the
# field does not have access to the initial value
return self.initial["password"]
class RegisterForm(forms.ModelForm):
"""A form for creating new users. Includes all the required
fields, plus a repeated password."""
password1 = forms.CharField(label='Password', widget=forms.PasswordInput)
password2 = forms.CharField(label='Password confirmation', widget=forms.PasswordInput)
class Meta:
model = User
fields = ('full_name', 'email', 'cc_number', 'cc_expiry', 'cc_code', 'zip', 'city',)
widgets = {
'full_name': TextInput(attrs={'placeholder': 'Card Holder Name'}),
'cc_number': TextInput(attrs={'placeholder': 'Card Number'}),
'cc_code': TextInput(attrs={'placeholder': 'Ex: 123'}),
'email': TextInput(attrs={'placeholder': 'Email'}),
}
def clean_password2(self):
# Check that the two password entries match
password1 = self.cleaned_data.get("password1")
password2 = self.cleaned_data.get("password2")
if password1 and password2 and password1 != password2:
raise forms.ValidationError("Passwords don't match")
return password2
def save(self, commit=True):
# Save the provided password in hashed format
user = super(RegisterForm, self).save(commit=False)
user.set_password(self.cleaned_data["password1"])
user.active = False # send for admin approval
if commit:
user.save()
return user
class LoginForm(forms.Form):
username = forms.EmailField(label='Email')
password = forms.CharField(widget=forms.PasswordInput)
...
AUTH_USER_MODEL = 'app.User'
...
from django.db import models
from django.contrib.auth.models import (
AbstractBaseUser, BaseUserManager, PermissionsMixin
)
from creditcards.models import CardNumberField, CardExpiryField, SecurityCodeField
class UserManager(BaseUserManager):
def create_user(self, email, full_name, password=None, is_active=True, is_staff=False, is_admin=False):
if not email:
raise ValueError("Users must have an Email address.")
if not password:
raise ValueError("Users must have a Password")
if not full_name:
raise ValueError("Users must have a Full Name")
user_obj = self.model(
email = self.normalize_email(email),
full_name=full_name
)
user_obj.set_password(password)
user_obj.staff = is_staff
user_obj.admin = is_admin
user_obj.active = is_active
user_obj.save(using=self._db)
return user_obj
def create_staffuser(self, email, full_name, password=None):
user = self.create_user(
email,
full_name,
password=password,
is_staff=True
)
return user
def create_superuser(self, email, full_name, password=None):
user = self.create_user(
email,
full_name,
password=password,
is_staff=True,
is_admin=False # will be True
)
return user
class User(AbstractBaseUser):
email = models.EmailField(max_length=255, unique=True)
full_name = models.CharField(max_length=255, blank=True, null=True)
active = models.BooleanField(default=True) # Can Login
timestamp = models.DateTimeField(auto_now_add=True)
staff = models.BooleanField(default=False) # staff user non Superuser
admin = models.BooleanField(default=False)
# Address
address = models.CharField(max_length=355)
zip = models.IntegerField(blank=True)
city = models.CharField(max_length=255, blank=False, null=True)
# Payment Method
cc_number = CardNumberField('card number')
cc_expiry = CardExpiryField('expiration date')
cc_code = SecurityCodeField('security code')
USERNAME_FIELD = 'email' # Username
# USERNAME_FILED and password are required by default
REQUIRED_FIELDS = ['full_name'] # 'full_name'
objects = UserManager()
def __str__(self):
return self.email
def get_full_name(self):
return self.email
def get_short_name(self):
return self.email
def has_perm(self, perm, obj=None):
return True
def has_module_perms(self, app_label):
return True
@property
def is_staff(self):
return self.staff
@property
def is_admin(self):
return self.admin
@property
def is_active(self):
return self.active
from django import forms
from django.contrib.auth.forms import ReadOnlyPasswordHashField
from django.contrib.auth import get_user_model
from django.forms import TextInput
User = get_user_model()
class UserAdminCreationForm(forms.ModelForm):
"""A form for creating new users. Includes all the required
fields, plus a repeated password."""
password1 = forms.CharField(label='Password', widget=forms.PasswordInput)
password2 = forms.CharField(label='Password confirmation', widget=forms.PasswordInput)
class Meta:
model = User
fields = ('full_name', 'email',)
def clean_password2(self):
# Check that the two password entries match
password1 = self.cleaned_data.get("password1")
password2 = self.cleaned_data.get("password2")
if password1 and password2 and password1 != password2:
raise forms.ValidationError("Passwords don't match")
return password2
def save(self, commit=True):
# Save the provided password in hashed format
user = super(UserAdminCreationForm, self).save(commit=False)
user.set_password(self.cleaned_data["password1"])
if commit:
user.save()
return user
class UserAdminChangeForm(forms.ModelForm):
"""A form for updating users. Includes all the fields on
the user, but replaces the password field with admin's
password hash display field.
"""
password = ReadOnlyPasswordHashField()
class Meta:
model = User
fields = ('full_name', 'email', 'password', 'active',)
def clean_password(self):
# Regardless of what the user provides, return the initial value.
# This is done here, rather than on the field, because the
# field does not have access to the initial value
return self.initial["password"]
class RegisterForm(forms.ModelForm):
"""A form for creating new users. Includes all the required
fields, plus a repeated password."""
password1 = forms.CharField(label='Password', widget=forms.PasswordInput)
password2 = forms.CharField(label='Password confirmation', widget=forms.PasswordInput)
class Meta:
model = User
fields = ('full_name', 'email', 'cc_number', 'cc_expiry', 'cc_code', 'zip', 'city',)
widgets = {
'full_name': TextInput(attrs={'placeholder': 'Card Holder Name'}),
'cc_number': TextInput(attrs={'placeholder': 'Card Number'}),
'cc_code': TextInput(attrs={'placeholder': 'Ex: 123'}),
'email': TextInput(attrs={'placeholder': 'Email'}),
}
def clean_password2(self):
# Check that the two password entries match
password1 = self.cleaned_data.get("password1")
password2 = self.cleaned_data.get("password2")
if password1 and password2 and password1 != password2:
raise forms.ValidationError("Passwords don't match")
return password2
def save(self, commit=True):
# Save the provided password in hashed format
user = super(RegisterForm, self).save(commit=False)
user.set_password(self.cleaned_data["password1"])
user.active = False # send for admin approval
if commit:
user.save()
return user
class LoginForm(forms.Form):
username = forms.EmailField(label='Email')
password = forms.CharField(widget=forms.PasswordInput)
...
AUTH_USER_MODEL = 'app.User'
...
(venv) C:\Users\prose\PycharmProjects\reg4> python manage.py createsuperuser
Email: p@gmail.com
Full name: p da
Password:
Password (again):
This password is too short. It must contain at least 8 characters.
This password is too common.
This password is entirely numeric.
Bypass password validation and create user anyway? [y/N]: y
Traceback (most recent call last):
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\backends\utils.py", line 84, in _execute
return self.cursor.execute(sql, params)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\backends\sqlite3\base.py", line 423, in execute
return Database.Cursor.execute(self, query, params)
sqlite3.IntegrityError: NOT NULL constraint failed: app_user.zip
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "C:\Users\prose\PycharmProjects\reg4\manage.py", line 22, in <module>
main()
File "C:\Users\prose\PycharmProjects\reg4\manage.py", line 18, in main
execute_from_command_line(sys.argv)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\core\management\__init__.py", line 419, in execute_from_command_line
utility.execute()
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\core\management\__init__.py", line 413, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\core\management\base.py", line 354, in run_from_argv
self.execute(*args, **cmd_options)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\contrib\auth\management\commands\createsuperuser.py", line 79, in execute
return super().execute(*args, **options)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\core\management\base.py", line 398, in execute
output = self.handle(*args, **options)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\contrib\auth\management\commands\createsuperuser.py", line 189, in handle
self.UserModel._default_manager.db_manager(database).create_superuser(**user_data)
File "C:\Users\prose\PycharmProjects\reg4\app\models.py", line 38, in create_superuser
user = self.create_user(
File "C:\Users\prose\PycharmProjects\reg4\app\models.py", line 25, in create_user
user_obj.save(using=self._db)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\contrib\auth\base_user.py", line 67, in save
super().save(*args, **kwargs)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\models\base.py", line 726, in save
self.save_base(using=using, force_insert=force_insert,
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\models\base.py", line 763, in save_base
updated = self._save_table(
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\models\base.py", line 868, in _save_table
results = self._do_insert(cls._base_manager, using, fields, returning_fields, raw)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\models\base.py", line 906, in _do_insert
return manager._insert(
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\models\manager.py", line 85, in manager_method
return getattr(self.get_queryset(), name)(*args, **kwargs)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\models\query.py", line 1270, in _insert
return query.get_compiler(using=using).execute_sql(returning_fields)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\models\sql\compiler.py", line 1410, in execute_sql
cursor.execute(sql, params)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\backends\utils.py", line 98, in execute
return super().execute(sql, params)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\backends\utils.py", line 66, in execute
return self._execute_with_wrappers(sql, params, many=False, executor=self._execute)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\backends\utils.py", line 75, in _execute_with_wrappers
return executor(sql, params, many, context)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\backends\utils.py", line 84, in _execute
return self.cursor.execute(sql, params)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\utils.py", line 90, in __exit__
raise dj_exc_value.with_traceback(traceback) from exc_value
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\backends\utils.py", line 84, in _execute
return self.cursor.execute(sql, params)
File "C:\Users\prose\PycharmProjects\reg4\venv\lib\site-packages\django\db\backends\sqlite3\base.py", line 423, in execute
return Database.Cursor.execute(self, query, params)
django.db.utils.IntegrityError: NOT NULL constraint failed: app_user.zip
（venv）C:\Users\poss\PycharmProjects\reg4>python manage.py createsuperuser
电邮：p@gmail.com
全名:p da
密码：
密码（再次）：
此密码太短。它必须至少包含8个字符。
这个密码太常见了。
此密码完全是数字。
是否跳过密码验证并创建用户？[是/否]：是
回溯（最近一次呼叫最后一次）：
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\backends\utils.py”，第84行，在执行中
返回self.cursor.execute（sql，params）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\backends\sqlite3\base.py”，第423行，在execute中
返回Database.Cursor.execute（self、query、params）
sqlite3.IntegrityError:非空约束失败：app_user.zip
上述异常是以下异常的直接原因：
回溯（最近一次呼叫最后一次）：
文件“C:\Users\pross\PycharmProjects\reg4\manage.py”，第22行，在
main（）
文件“C:\Users\pross\PycharmProjects\reg4\manage.py”，主目录第18行
从命令行（sys.argv）执行命令
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\core\management\\uuuuu init\uuuuuu.py”，第419行，从命令行执行
utility.execute（）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\core\management\\uuuu init\uuuuu.py”，第413行，在execute中
self.fetch_命令（子命令）。从_argv（self.argv）运行_
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\core\management\base.py”，第354行，从\u argv运行
self.execute（*args，**cmd_选项）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\contrib\auth\management\commands\createsuperuser.py”，执行中第79行
return super（）.execute（*args，**选项）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\core\management\base.py”，第398行，在execute中
输出=self.handle（*args，**选项）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\contrib\auth\management\commands\createsuperuser.py”，第189行，位于句柄中
self.UserModel.\u default\u manager.db\u manager（数据库）.创建超级用户（**用户数据）
文件“C:\Users\pross\PycharmProjects\reg4\app\models.py”，第38行，在create\u superuser中
user=self.create\u用户(
文件“C:\Users\pross\PycharmProjects\reg4\app\models.py”，第25行，在create\u user中
用户对象保存（使用=self.\u db）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\contrib\auth\base\u user.py”，第67行，保存
super（）.save（*args，**kwargs）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\models\base.py”，第726行，保存
self.save_base（使用=使用，强制插入=强制插入，
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\models\base.py”，第763行，在save_base中
更新=自我保存表格(
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\models\base.py”，第868行，在保存表格中
结果=self.\u do\u insert（cls.\u基本\u管理器，使用，字段，返回\u字段，原始）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\models\base.py”，第906行，插入
退货经理。\u插入(
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\models\manager.py”，第85行，在manager\u方法中
返回getattr（self.get_queryset（），name）（*args，**kwargs）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\models\query.py”，第1270行，插入
return query.get\u编译器（using=using）.execute\u sql（返回\u字段）
执行sql中的文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\models\sql\compiler.py”，第1410行
cursor.execute（sql，params）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\backends\utils.py”，执行中第98行
return super（）.execute（sql，params）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\backends\utils.py”，执行中第66行
返回self.\u使用包装器执行（sql，params，many=False，executor=self.\u execute）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\backends\utils.py”，第75行，带包装器的执行
返回执行器（sql、参数、多个、上下文）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\backends\utils.py”，第84行，在执行中
返回self.cursor.execute（sql，params）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\utils.py”，第90行，在退出时__
使用exc_值的_回溯（回溯）提高dj_exc_值
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\backends\utils.py”，第84行，在执行中
返回self.cursor.execute（sql，params）
文件“C:\Users\pross\PycharmProjects\reg4\venv\lib\site packages\django\db\backends\sqlite3\base.py”，第423行，在execute中
返回Database.Cursor.execute（self、query、params）
django.db.utils.IntegrityError:非空约束失败：app_user.zip
zip