Support multiple paths for embeddings.

comfy/sd1_clip.py

@@ -168,19 +168,28 @@ def unescape_important(text):
     return text
 
 def load_embed(embedding_name, embedding_directory):
-    embed_path = os.path.join(embedding_directory, embedding_name)
-    if not os.path.isfile(embed_path):
-        extensions = ['.safetensors', '.pt', '.bin']
-        valid_file = None
-        for x in extensions:
-            t = embed_path + x
-            if os.path.isfile(t):
-                valid_file = t
-                break
-        if valid_file is None:
-            return None
+    if isinstance(embedding_directory, str):
+        embedding_directory = [embedding_directory]
+
+    valid_file = None
+    for embed_dir in embedding_directory:
+        embed_path = os.path.join(embed_dir, embedding_name)
+        if not os.path.isfile(embed_path):
+            extensions = ['.safetensors', '.pt', '.bin']
+            for x in extensions:
+                t = embed_path + x
+                if os.path.isfile(t):
+                    valid_file = t
+                    break
         else:
-            embed_path = valid_file
+            valid_file = embed_path
+        if valid_file is not None:
+            break
+
+    if valid_file is None:
+        return None
+
+    embed_path = valid_file
 
     if embed_path.lower().endswith(".safetensors"):
         import safetensors.torch