More idiomatic initialization of notification_sender

atst/utils/notification_sender.py

@@ -1,4 +1,6 @@
-from atst.queue import ATSTQueue, queue
+from logging import Logger
+
+from atst.queue import ATSTQueue
 from atst.database import db
 from atst.models import NotificationRecipient
 
@@ -6,11 +8,14 @@ from atst.models import NotificationRecipient
 class NotificationSender(object):
     EMAIL_SUBJECT = "ATST notification"
 
-    def __init__(self, queue: ATSTQueue):
+    def __init__(self, queue: ATSTQueue, logger: Logger):
         self.queue = queue
+        self.logger = logger
 
     def send(self, body, type_=None):
         recipients = self._get_recipients(type_)
+        self.logger.info(
+            "Sending a notification to these recipients: {}\n\n{}".format(recipients, body))
         self.queue.send_mail(recipients, self.EMAIL_SUBJECT, body)
 
     def _get_recipients(self, type_):
@@ -18,6 +23,3 @@ class NotificationSender(object):
             recipient.email
             for recipient in db.session.query(NotificationRecipient).all()
         ]
-
-
-notification_sender = NotificationSender(queue)