Used another logger.

matemat/db/facade.py

@@ -577,8 +577,7 @@ class MatematDatabase(object):
         # Reflect the change in the user object
         user.balance = old_balance + amount
 
-    def check_receipt_due(self, user: User) -> bool:
-        logger = logging.getLogger('matemat.db.facage.check_receipt_due')
+    def check_receipt_due(self, user: User, logger: logging.Logger) -> bool:
         if not isinstance(user.receipt_pref, ReceiptPreference):
             raise TypeError()
         if user.receipt_pref == ReceiptPreference.NONE or user.email is None:

matemat/webserver/pagelets/receipt_smtp_cron.py

@@ -28,7 +28,7 @@ def receipt_smtp_cron(config: Dict[str, str],
         for user in users:
             if user.email is None:
                 logger.debug('User "%s" has no e-mail address.', user.name)
-            if db.check_receipt_due(user):
+            if db.check_receipt_due(user, logger):
                 logger.info('Generating receipt for user "%s".', user.name)
                 # Generate receipts that are due
                 receipt: Receipt = db.create_receipt(user, write=True)