Fix output sizes

atdb/communication.py

 """
 This module is responsible for the communication to and from ATDB
 """
-from typing import List, Generator
 from argparse import Namespace
+from typing import List, Generator
+
 import requests
 
 
@@ -122,6 +123,13 @@ class APIConnector:
             for item in drf_reply.results:
                 yield item
 
+    def update_task_processed_size(self, task_id, processed_size):
+        """
+        Change the whole task content
+        """
+        return self._request_path("PUT", f"tasks/{task_id}",
+                                  content={"size_processed": processed_size})
+
     def change_task_status(self, task_id, status) -> None:
         """
         Change the status of a task