Update app.py

Ajustando chave vazia da S3

app.py

@@ -12,7 +12,9 @@ def check_image_similarity(photo_shoot_id):
 
   images = []
   for file in files:
-    images.append(AwsService.get_image_from_s3(os.environ.get('AWS_S3_BUCKET'), file['Key']))
+    params = file['Key'].split('/')
+    if params[-1] != '' and params[-1] != ' ':
+        images.append(AwsService.get_image_from_s3(os.environ.get('AWS_S3_BUCKET'), file['Key']))
     
   return ImageSimilarity(1).check(images)