Update app.py

app.py

@@ -70,8 +70,8 @@ file_extractor = {
 # Embedding model and index initialization (to be populated by uploaded files)
 # embed_model = HuggingFaceEmbedding(model_name="BAAI/bge-small-en-v1.5")   ## Works good
 embed_model1 = HuggingFaceEmbedding(model_name="BAAI/bge-large-en")    ## works good
-embed_model2 = HuggingFaceEmbedding(model_name="NeuML/pubmedbert-base-embeddings")
-embed_model = embed_model1+embed_model2
+# embed_model2 = HuggingFaceEmbedding(model_name="NeuML/pubmedbert-base-embeddings") ## works good
+
 # sentence-transformers/distilbert-base-nli-mean-tokens
 # BAAI/bge-large-en
 # embed_model = HuggingFaceEmbedding(model_name="sentence-transformers/all-MiniLM-L6-v2")