Adicionando mensagem amigável

app.py

@@ -27,7 +27,7 @@ def crop_photoshoot_images(photo_shoot_id):
       os.remove(filename)
       i += 1
 
-  return {"message": "Images cropped successfully"}
+  return {"message": f"{len(files)} images cropped successfully"}
 
 iface = gr.Interface(
   fn=crop_photoshoot_images, 

services/aws_service.py

@@ -15,7 +15,11 @@ class AwsService:
     return AwsService.session().client('s3')     
 
   def get_files_from_s3(bucket, prefix):
-    return AwsService.s3_client().list_objects(Bucket=bucket, Prefix=prefix)['Contents'] 
+    results = AwsService.s3_client().list_objects(Bucket=bucket, Prefix=prefix)
+    if 'Contents' in results:
+      return results['Contents']
+    else:
+      return []
   
   def get_image_from_s3(bucket, key):
     file_byte_string = AwsService.s3_client().get_object(Bucket=bucket, Key=key)['Body'].read()