[Bugfix] 用户csv导入编码问题

apps/users/signals.py

@@ -1,21 +1,5 @@
-# -*- coding: utf-8 -*-
-#
-
-from django.dispatch import Signal, receiver
-from django.db.models.signals import post_save
-
-from common.utils import get_logger
-from .models import User
-
-logger = get_logger(__file__)
+from django.dispatch import Signal
 
 
-@receiver(post_save, sender=User)
-def on_user_created(sender, instance=None, created=False, **kwargs):
-    if created:
-        logger.debug("Receive user `{}` create signal".format(instance.name))
-        from .utils import send_user_created_mail
-        logger.info("   - Sending welcome mail ...".format(instance.name))
-        if instance.email:
-            send_user_created_mail(instance)
+post_user_create = Signal(providing_args=('user',))