修改只能注册两个用户bug

fir_ser/api/migrations/0006_auto_20210907_2100.py

@@ -0,0 +1,26 @@
+# Generated by Django 3.2.3 on 2021-09-07 21:00
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ('api', '0005_thirdwechatuserinfo'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='userinfo',
+            name='qq',
+        ),
+        migrations.AlterField(
+            model_name='userinfo',
+            name='email',
+            field=models.EmailField(blank=True, db_index=True, max_length=255, null=True, verbose_name='email address'),
+        ),
+        migrations.AlterField(
+            model_name='userinfo',
+            name='mobile',
+            field=models.BigIntegerField(db_index=True, help_text='用于手机验证码登录', null=True, verbose_name='手机'),
+        ),
+    ]

fir_ser/api/models.py

@@ -16,13 +16,12 @@ class UserInfo(AbstractUser):
     email = models.EmailField(
         verbose_name='email address',
         max_length=255,
-        unique=True,
+        db_index=True,
         blank=True,
         null=True
     )
     uid = models.CharField(max_length=64, unique=True, db_index=True)  # user_id，唯一标识
-    mobile = models.BigIntegerField(verbose_name="手机", unique=True, help_text="用于手机验证码登录", null=True)
-    qq = models.BigIntegerField(verbose_name="QQ", blank=True, null=True, db_index=True)
+    mobile = models.BigIntegerField(verbose_name="手机", db_index=True, help_text="用于手机验证码登录", null=True)
     is_active = models.BooleanField(default=True, verbose_name="账户状态，默认启用")
     storage_active = models.BooleanField(default=False, verbose_name="配置存储，默认关闭")
     supersign_active = models.BooleanField(default=True, verbose_name="配置超级签，默认关闭")

fir_ser/requirements.txt

@@ -3,6 +3,7 @@ django-celery-results==2.0.1
 django-celery-beat==2.2.0
 Django==3.2.3
 djangorestframework==3.12.4
+djangorestframework-xml==2.0.0
 django-simple-captcha==0.5.14
 mysqlclient==2.0.3
 django-redis==4.12.1