From 719e1db3c07d0339acdc927fb6f66f8c2b9faa30 Mon Sep 17 00:00:00 2001
From: Théo de la Hogue
Date: Tue, 30 Jan 2024 17:01:37 +0100
Subject: Fixing nested dict update.

---
 src/argaze/DataFeatures.py | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/src/argaze/DataFeatures.py b/src/argaze/DataFeatures.py
index 06201fe..091b551 100644
--- a/src/argaze/DataFeatures.py
+++ b/src/argaze/DataFeatures.py
@@ -540,7 +540,24 @@ class PipelineStepObject():
                 with open(patch_filepath) as patch_file:
 
                     patch_data = json.load(patch_file)
-                    object_data.update(patch_data)
+
+                    import collections.abc
+
+                    def update(d, u):
+
+                        for k, v in u.items():
+
+                            if isinstance(v, collections.abc.Mapping):
+
+                                d[k] = update(d.get(k, {}), v)
+
+                            else:
+
+                                d[k] = v
+
+                        return d
+
+                    object_data = update(object_data, patch_data)
 
             return cls.from_dict(object_data, working_directory)
 
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