From fd7d8c2a56609babd92ff5c93c228cdeddfd93e4 Mon Sep 17 00:00:00 2001
From: Paul Andrey <paul.andrey@inria.fr>
Date: Fri, 28 Apr 2023 11:46:52 +0200
Subject: [PATCH] Fix default aggregator in `FLOptimConfig`.

---
 declearn/main/config/_strategy.py | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/declearn/main/config/_strategy.py b/declearn/main/config/_strategy.py
index 2fcd058e..333072a7 100644
--- a/declearn/main/config/_strategy.py
+++ b/declearn/main/config/_strategy.py
@@ -22,7 +22,7 @@ import functools
 from typing import Any, Dict, Union
 
 
-from declearn.aggregator import Aggregator
+from declearn.aggregator import Aggregator, AveragingAggregator
 from declearn.optimizer import Optimizer
 from declearn.utils import TomlConfig, access_registered, deserialize_object
 
@@ -95,7 +95,9 @@ class FLOptimConfig(TomlConfig):
     server_opt: Optimizer = dataclasses.field(
         default_factory=functools.partial(Optimizer, lrate=1.0)
     )
-    aggregator: Aggregator = dataclasses.field(default_factory=Aggregator)
+    aggregator: Aggregator = dataclasses.field(
+        default_factory=AveragingAggregator
+    )
 
     @classmethod
     def parse_client_opt(
@@ -147,7 +149,7 @@ class FLOptimConfig(TomlConfig):
             - (opt.) group: str used to retrieve the registered class
             - (opt.) config: dict specifying kwargs for the constructor
             - any other field will be added to the `config` kwargs dict
-        - as None (or missing kwarg), using default AverageAggregator()
+        - as None (or missing kwarg), using default AveragingAggregator()
         """
         # Case when using the default value: delegate to the default parser.
         if inputs is None:
-- 
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