Optimize phone validator

account/models.py

@@ -159,25 +159,11 @@ class SiteAccountManager(BaseUserManager):
 
 
 class SiteUser(AbstractBaseUser, PermissionsMixin):
-    """
-    Here we are subclassing the Django AbstractBaseUser, which comes with only
-    3 fields:
-    1 - password
-    2 - last_login
-    3 - is_active
-    Note than all fields would be required unless specified otherwise, with
-    `required=False` in the parentheses.
-    The PermissionsMixin is a model that helps you implement permission settings
-    as-is or modified to your requirements.
-    More info: https://goo.gl/YNL2ax
-    """
     surname = models.CharField(max_length=60, verbose_name="Фамилия")
     name = models.CharField(max_length=60, verbose_name="Имя")
     email = models.EmailField(unique=True, verbose_name="Email")
     phone = models.CharField(unique=True, max_length=16, verbose_name="Телефон", validators=[
-        RegexValidator(regex="^\\+7[0-9]*$"),
-        MaxLengthValidator(limit_value=12),
-        MinLengthValidator(limit_value=12)
+        RegexValidator(regex="^\\+7[0-9]{10}$"),
     ])
     is_staff = models.BooleanField(default=False, verbose_name="Разрешение на вход в админку")
     is_phone_verified = models.BooleanField(default=False, verbose_name="Телефон верифицирован")