Differences

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--- blender [2023/05/16 15:17] – ssm2017
+++ blender [2023/05/17 09:27] (current) – ssm2017
@@ Line 759: / Line 759: @@
     bpy.data.collections.remove(coll)
+</sxh>
+==== duplicate collection linked ====
+<sxh python>
+import bpy
+def duplicate_collection_by_name(collection_name):
+    original_collection = bpy.data.collections.get(collection_name)
+    if original_collection is None:
+        print(f"Collection '{collection_name}' does not exist.")
+        return
+    new_collection = original_collection.copy()
+    new_collection.name = f"{collection_name}_duplicate"
+    bpy.context.scene.collection.children.link(new_collection)
 </sxh>
@@ Line 765: / Line 783: @@
 import bpy
-# deselect all
+def duplicate_collection_by_name(collection_name):
-bpy.ops.object.select_all(action='DESELECT')
+    original_collection = bpy.data.collections.get(collection_name)
-# get collection
-col = bpy.data.collections["tdg"]
+    if original_collection is None:
+        print(f"Collection '{collection_name}' does not exist.")
+        return
+    new_collection = bpy.data.collections.new(f"{collection_name}_duplicate")
+    bpy.context.scene.collection.children.link(new_collection)
+    for obj in original_collection.objects:
+        new_object = obj.copy()
+        new_object.data = obj.data.copy()
+        new_collection.objects.link(new_object)
+</sxh>
-for window in bpy.context.window_manager.windows:
+==== delete empty collection ====
-    screen = window.screen
+<sxh python>
+import bpy
-    for area in screen.areas:
+def delete_empty_collections():
-        if area.type == 'OUTLINER':
+    collections = bpy.data.collections
-            override = {'window': window, 'screen': screen, 'area': area}
-            bpy.ops.outliner.collection_duplicate(override)
+    for collection in collections:
-            break
+        if len(collection.objects) == 0:
+            bpy.data.collections.remove(collection, do_unlink=True)
-# bpy.ops.outliner.item_activate(deselect_all=True)
-# bpy.ops.outliner.delete(hierarchy=True)
+</sxh>
+==== delete collection and its content ====
+<sxh python>
+import bpy
+def delete_collection_by_name(collection_name):
+    collection = bpy.data.collections.get(collection_name)
+    if collection is not None:
+        bpy.data.collections.remove(collection, do_unlink=True)
+    else:
+        print(f"Collection '{collection_name}' does not exist.")
 </sxh>
 {{tag>blender}}