From 6edc1b840c1ea04a96b8e966ec1051301adac9de Mon Sep 17 00:00:00 2001
From: allegroai <>
Date: Thu, 11 May 2023 16:04:09 +0300
Subject: [PATCH] Fix Task.query_tasks() fails with a None task_filter

---
 clearml/task.py | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/clearml/task.py b/clearml/task.py
index fcb78c55..5f756383 100644
--- a/clearml/task.py
+++ b/clearml/task.py
@@ -1032,19 +1032,18 @@ class Task(_Task):
 
         :return: The Tasks specified by the parameter combinations (see the parameters).
         """
+        task_filter = task_filter or {}
         if tags:
-            task_filter = task_filter or {}
             task_filter['tags'] = (task_filter.get('tags') or []) + list(tags)
         return_fields = {}
         if additional_return_fields:
-            task_filter = task_filter or {}
             return_fields = set(list(additional_return_fields) + ['id'])
             task_filter['only_fields'] = (task_filter.get('only_fields') or []) + list(return_fields)
 
         if task_filter.get('type'):
             task_filter['type'] = [str(task_type) for task_type in task_filter['type']]
 
-        results = cls._query_tasks(project_name=project_name, task_name=task_name, **(task_filter or {}))
+        results = cls._query_tasks(project_name=project_name, task_name=task_name, **task_filter)
         return [t.id for t in results] if not additional_return_fields else \
             [{k: cls._get_data_property(prop_path=k, data=r, raise_on_error=False, log_on_error=False)
               for k in return_fields}