Fixed issue that prevented caching text embeddings on z-image

toolkit/prompt_utils.py

@@ -142,8 +142,10 @@ class PromptEmbeds:
         text_embeds = []
         pooled_embeds = None
         attention_mask = []
+        is_list = False
         for key in sorted(state_dict.keys()):
             if key.startswith("text_embed_"):
+                is_list = True
                 text_embeds.append(state_dict[key])
             elif key == "text_embed":
                 text_embeds.append(state_dict[key])
@@ -155,7 +157,7 @@ class PromptEmbeds:
                 attention_mask.append(state_dict[key])
         pe = cls(None)
         pe.text_embeds = text_embeds
-        if len(text_embeds) == 1:
+        if len(text_embeds) == 1 and not is_list:
             pe.text_embeds = text_embeds[0]
         if pooled_embeds is not None:
             pe.pooled_embeds = pooled_embeds