更改alexa_region字段

model/models.py

@@ -51,7 +51,7 @@ class AlexaAuthModel(models.Model):
     expiresTime = models.IntegerField(verbose_name='过期时间', default=0)
     addTime = models.IntegerField(verbose_name='添加时间', default=0)
     updTime = models.IntegerField(verbose_name='更新时间', default=0)
-    alexa_region = models.CharField(max_length=10, unique=False, default='', verbose_name='alexa区域')
+    alexa_region = models.CharField(max_length=10, verbose_name='alexa区域')
 
     class Meta:
         ordering = ('-addTime',)