From a992591f3c7705483759962a3e79b73315b4aa35 Mon Sep 17 00:00:00 2001
From: allegroai <>
Date: Sun, 15 Dec 2019 00:10:12 +0200
Subject: [PATCH] Fix artifacts update in auxiliary task

---
 trains/backend_interface/task/task.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/trains/backend_interface/task/task.py b/trains/backend_interface/task/task.py
index 5cb122cd..14525125 100644
--- a/trains/backend_interface/task/task.py
+++ b/trains/backend_interface/task/task.py
@@ -679,8 +679,10 @@ class Task(IdObjectBase, AccessMixin, SetupUploadMixin):
                 and all(isinstance(a, tasks.Artifact) for a in artifacts_list)):
             raise ValueError('Expected artifacts to [tasks.Artifacts]')
         with self._edit_lock:
+            self.reload()
             execution = self.data.execution
-            execution.artifacts = artifacts_list
+            keys = [a.key for a in artifacts_list]
+            execution.artifacts = [a for a in execution.artifacts or [] if a.key not in keys] + artifacts_list
             self._edit(execution=execution)
 
     def _set_model_design(self, design=None):