From 40fe468196d23728ce6e1012292adf274b388b29 Mon Sep 17 00:00:00 2001
From: Ben Hoff <hoff.benjamin.k@gmail.com>
Date: Thu, 20 Jun 2019 15:00:48 -0400
Subject: [PATCH] LabeledDataSerializer requires list, not string (#508)

---
 cvat/apps/auto_annotation/model_manager.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/cvat/apps/auto_annotation/model_manager.py b/cvat/apps/auto_annotation/model_manager.py
index 4196202a..d33d48b3 100644
--- a/cvat/apps/auto_annotation/model_manager.py
+++ b/cvat/apps/auto_annotation/model_manager.py
@@ -9,6 +9,7 @@ import os
 import rq
 import shutil
 import tempfile
+import itertools
 
 from django.db import transaction
 from django.utils import timezone
@@ -251,7 +252,7 @@ class Results():
         return {
             "label": label,
             "frame": frame_number,
-            "points": " ".join("{},{}".format(pair[0], pair[1]) for pair in points),
+            "points": list(itertools.chain.from_iterable(points)),
             "attributes": attributes or {},
         }