Merge pull request #13014 from AUTOMATIC1111/thread-safe-extranetworks-list_items

thread safe extra network list_items

1 files changed, 8 insertions, 2 deletions

diff --git a/modules/ui_extra_networks_textual_inversion.py b/modules/ui_extra_networks_textual_inversion.py
index 55ef0ea7..1b334fda 100644
--- a/modules/ui_extra_networks_textual_inversion.py
+++ b/modules/ui_extra_networks_textual_inversion.py
@@ -14,6 +14,8 @@ class ExtraNetworksPageTextualInversion(ui_extra_networks.ExtraNetworksPage):
 

     def create_item(self, name, index=None, enable_filter=True):

         embedding = sd_hijack.model_hijack.embedding_db.word_embeddings.get(name)

+        if embedding is None:

+            return

 

         path, ext = os.path.splitext(embedding.filename)

         return {

@@ -29,8 +31,12 @@ class ExtraNetworksPageTextualInversion(ui_extra_networks.ExtraNetworksPage):
         }

 

     def list_items(self):

-        for index, name in enumerate(sd_hijack.model_hijack.embedding_db.word_embeddings):

-            yield self.create_item(name, index)

+        # instantiate a list to protect against concurrent modification

+        names = list(sd_hijack.model_hijack.embedding_db.word_embeddings)

+        for index, name in enumerate(names):

+            item = self.create_item(name, index)

+            if item is not None:

+                yield item

 

     def allowed_directories_for_previews(self):

         return list(sd_hijack.model_hijack.embedding_db.embedding_dirs)