Update speech_graph.py

Author: VinciGit00

scrapegraphai/graphs/speech_graph.py

@@ -11,7 +11,6 @@
 from ..nodes import (
     FetchNode,
     ParseNode,
-    RAGNode,
     GenerateAnswerNode,
     TextToSpeechNode,
 )
@@ -72,13 +71,6 @@ def _create_graph(self) -> BaseGraph:
                 "chunk_size": self.model_token
             }
         )
-        rag_node = RAGNode(
-            input="user_prompt & (parsed_doc | doc)",
-            output=["relevant_chunks"],
-            node_config={
-                "llm_model": self.llm_model,
-                "embedder_model": self.embedder_model            }
-        )
         generate_answer_node = GenerateAnswerNode(
             input="user_prompt & (relevant_chunks | parsed_doc | doc)",
             output=["answer"],
@@ -100,14 +92,12 @@ def _create_graph(self) -> BaseGraph:
             nodes=[
                 fetch_node,
                 parse_node,
-                rag_node,
                 generate_answer_node,
                 text_to_speech_node
             ],
             edges=[
                 (fetch_node, parse_node),
-                (parse_node, rag_node),
-                (rag_node, generate_answer_node),
+                (parse_node, generate_answer_node),
                 (generate_answer_node, text_to_speech_node)
             ],
             entry_point=fetch_node,