Merge 87c8c3f into 5ba6dc1

ESadek-MO · web-flow · commit 371284c3c37e · 2025-07-07T10:43:00.000Z
diff --git a/lib/iris/mesh/components.py b/lib/iris/mesh/components.py
@@ -2974,15 +2974,6 @@ def bounds(self, value):
     @property
     def _metadata_manager(self):
         # sets the metadata
-        use_metadict = self._load_metadata()
-
-        self._metadata_manager_temp.standard_name = use_metadict["standard_name"]
-        self._metadata_manager_temp.long_name = use_metadict["long_name"]
-        self._metadata_manager_temp.var_name = use_metadict["var_name"]
-        self._metadata_manager_temp.units = use_metadict["units"]
-        self._metadata_manager_temp.attributes = use_metadict["attributes"]
-        self._metadata_manager_temp.coord_system = use_metadict["coord_system"]
-        self._metadata_manager_temp.climatological = use_metadict["climatological"]
         return self._metadata_manager_temp
 
     def __getitem__(self, keys):
@@ -3004,6 +2995,21 @@ def update_from_mesh(self):
             if (self._last_modified is None) or (
                 self._last_modified < self.mesh._last_modified
             ):
+                # update metadata
+                use_metadict = self._load_metadata()
+                self._metadata_manager_temp.standard_name = use_metadict[
+                    "standard_name"
+                ]
+                self._metadata_manager_temp.long_name = use_metadict["long_name"]
+                self._metadata_manager_temp.var_name = use_metadict["var_name"]
+                self._metadata_manager_temp.units = use_metadict["units"]
+                self._metadata_manager_temp.attributes = use_metadict["attributes"]
+                self._metadata_manager_temp.coord_system = use_metadict["coord_system"]
+                self._metadata_manager_temp.climatological = use_metadict[
+                    "climatological"
+                ]
+
+                # update points and bounds
                 points, bounds = self._load_points_and_bounds()
                 super(MeshCoord, self.__class__).points.fset(self, points)
                 super(MeshCoord, self.__class__).bounds.fset(self, bounds)
