just use the root logger

src/transferrer/download.py

@@ -6,7 +6,7 @@
 
 from transferrer.common import should_download_file, shoot_number_to_folder_path, get_source_bucket
 
-logger = logging.getLogger(__name__)
+logger = logging.getLogger()
 
 # This variable governs the degree of parallelism to use when downloading files.
 # The correct number is to be discovered by experimentation

src/transferrer/restore.py

@@ -4,7 +4,7 @@
 
 from transferrer.common import should_download_file, shoot_number_to_folder_path, get_source_bucket
 
-logger = logging.getLogger(__name__)
+logger = logging.getLogger()
 
 
 def restore_s3_folder(bucket, s3_folder: str, days_to_keep=1):

src/transferrer/upload.py

@@ -5,7 +5,7 @@
 
 import boto3
 
-logger = logging.getLogger(__name__)
+logger = logging.getLogger()
 
 TARGET_BUCKET = os.getenv("TARGET_BUCKET", "wellcomecollection-archivematica-staging-transfer-source")