Differences

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--- blender [2023/05/10 14:21] – ssm2017
+++ blender [2023/05/17 09:27] (current) – ssm2017
@@ Line 728: / Line 728: @@
 writeCSV(inventory)
 print("========================================")
+</sxh>
+==== script as module ====
+<sxh python>
+import bpy
+my_module = bpy.data.texts["Text"].as_module()
+my_module.toto()
+</sxh>
+==== delete collection ====
+<sxh python>
+# source : https://blender.stackexchange.com/a/173894
+import bpy
+#from bpy import context
+name = "Collection 1"
+remove_collection_objects = True
+#coll = context.collection #
+coll = bpy.data.collections.get(name)
+if coll:
+    if remove_collection_objects:
+        obs = [o for o in coll.objects if o.users == 1]
+        while obs:
+            bpy.data.objects.remove(obs.pop())
+    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>
+==== duplicate collection ====
+<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 = 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>
+==== delete empty collection ====
+<sxh python>
+import bpy
+def delete_empty_collections():
+    collections = bpy.data.collections
+    for collection in collections:
+        if len(collection.objects) == 0:
+            bpy.data.collections.remove(collection, do_unlink=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}}