添加profile_picture字段后出现以下错误：

TypeError: create_superuser() missing 1 required positional argument: 'profile_picture'

该profile_picture字段是设置为“空=真”的“图像字段”。
我已尝试以下方法：def create_user(...., profile_picture=None, ....)。它没有工作。
和当我从命令提示符创建超级用户时，该错误仅出现在命令提示符中。
这里是我的models.py

from django.db import models
from django.contrib.auth.models import BaseUserManager, AbstractBaseUser

class UserManager(BaseUserManager):
    def create_user(self, email, full_name, profile_picture=None, gender=None, password=None, is_admin=False, is_staff=False, is_active=True):
        if not email:
            raise ValueError("User must have an email")
        if not password:
            raise ValueError("User must have a password")
        if not full_name:
            raise ValueError("User must have a full name")

        user = self.model(
            email=self.normalize_email(email)
        )
        user.full_name = full_name
        user.set_password(password)  # change password to hash
        # user.profile_picture = profile_picture
        user.gender = gender
        user.admin = is_admin
        user.profile_picture = profile_picture
        user.staff = is_staff
        user.active = is_active
        user.save(using=self._db)
        return user

    def create_staffuser(self, email, profile_picture, gender, full_name, password=None):
        user = self.create_user(
            email,
            full_name,
            profile_picture,
            gender,
            password=password,
            is_staff=True,
        )
        return user

    def create_superuser(self, email, profile_picture, gender, full_name, password=None):
        user = self.create_user(
            email,
            full_name,
            profile_picture,
            gender,
            password=password,
            is_staff=True,
            is_admin=True,
        )
        return user

class User(AbstractBaseUser):
    username = models.CharField(max_length=255)
    full_name = models.CharField(max_length=255)
    email = models.EmailField(max_length=255, unique=True,)
    profile_picture = models.ImageField(upload_to='user_data/profile_picture', null=True, blank=True)
    gender = models.CharField(max_length=255, blank=True, default='rather_not_say')
    active = models.BooleanField(default=True)
    staff = models.BooleanField(default=False)  # a admin user; non super-user
    admin = models.BooleanField(default=False)  # a superuser
    # notice the absence of a "Password field", that's built in.

    USERNAME_FIELD = 'email'
    REQUIRED_FIELDS = ['full_name', 'gender']  # Email & Password are required by default.

    objects = UserManager()

    def get_full_name(self):
        # The user is identified by their email address
        return self.email

    def get_short_name(self):
         # The user is identified by their email address
         return self.email

    def __str__(self):              # __unicode__ on Python 2
         return self.email

    @staticmethod
    def has_perm(perm, obj=None):
         # "Does the user have a specific permission?"
         # Simplest possible answer: Yes, always
        return True

    @staticmethod
    def has_module_perms(app_label):
         # "Does the user have permissions to view the app `app_label`?"
         # Simplest possible answer: Yes, always
         return True

    @property
    def is_staff(self):
         # "Is the user a member of staff?"
         return self.staff

    @property
    def is_admin(self):
         # "Is the user a admin member?"
         return self.admin

    @property
    def is_active(self):
         # "Is the user active?"
         return self.active