From 269c5436ead4c905b4d3e2e5c78a6f626216059d Mon Sep 17 00:00:00 2001
From: Wing Lian <wing.lian@gmail.com>
Date: Mon, 26 Feb 2024 15:06:25 -0500
Subject: [PATCH] hotfix to exclude_unset from pydantic config when converting
 back to a dict (#1334)

---
 src/axolotl/utils/config/__init__.py | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/axolotl/utils/config/__init__.py b/src/axolotl/utils/config/__init__.py
index 6635ff8e2..d289054f4 100644
--- a/src/axolotl/utils/config/__init__.py
+++ b/src/axolotl/utils/config/__init__.py
@@ -199,9 +199,15 @@ def normalize_cfg_datasets(cfg):
 def validate_config(cfg: DictDefault, capabilities: Optional[dict] = None):
     if capabilities:
         return DictDefault(
-            dict(AxolotlConfigWCapabilities(**cfg.to_dict(), capabilities=capabilities))
+            dict(
+                AxolotlConfigWCapabilities(
+                    **cfg.to_dict(), capabilities=capabilities
+                ).model_dump(exclude_unset=True)
+            )
         )
-    return DictDefault(dict(AxolotlInputConfig(**cfg.to_dict())))
+    return DictDefault(
+        dict(AxolotlInputConfig(**cfg.to_dict()).model_dump(exclude_unset=True))
+    )
 
 
 def legacy_validate_config(cfg):