Update calendar_rag.py

calendar_rag.py

@@ -4,7 +4,6 @@ from haystack.components.builders import PromptBuilder
 from haystack.components.embedders import SentenceTransformersDocumentEmbedder
 from haystack.components.retrievers.in_memory import *
 from haystack.document_stores.in_memory import InMemoryDocumentStore
-from transformers.utils.modeling_utils import init_empty_weights
 from haystack.utils import Secret
 from pathlib import Path
 import hashlib