implemented new more general function

shared/datastore/src/put_image.py

@@ -8,6 +8,8 @@ from io import BytesIO
 from minio import Minio
 from PIL import Image
 
+from .put import put
+
 
 def put_image(
     client: Minio,
@@ -17,28 +19,23 @@ def put_image(
     used as object name."""
     assert isinstance(client, Minio)
     assert isinstance(image, Image.Image)
+    # get bucket name from env
     bucket_name = os.getenv('MINIO_BUCKET_NAME', default='')
     assert len(bucket_name) > 0
-    subfolder = 'images'
     # save image to buffer
     buffer = BytesIO()
     image.save(buffer, 'png')
-    # get md5 of image
+    # get md5 of buffer
     checksum = md5(buffer.getbuffer()).hexdigest()
-    # prepare for saving
-    num_bytes = buffer.tell()
-    buffer.seek(0)
-    # send data to bucket
+    # determine object name
+    subfolder = 'images'
     object_name = f'{subfolder}/{checksum}'
-    try:
-        client.put_object(
-            bucket_name=bucket_name,
-            object_name=object_name,
-            length=num_bytes,
-            data=buffer,
-        )
-    except Exception as exc:
-        logging.error('failed saving data to MinIO')
-        raise exc
-    logging.debug('saved data to %s', object_name)
+    # send data to bucket
+    put(
+        client=client,
+        buffer=buffer,
+        bucket_name=bucket_name,
+        object_name=object_name,
+    )
+    logging.debug('finished')
     return checksum