Update app.py

app.py

@@ -1,5 +1,4 @@
 import streamlit as st
-from config.globals import SPEAKER_TYPES, initial_prompt
 from langchain.prompts import PromptTemplate
 from langchain.chains.question_answering import load_qa_chain
 from langchain.text_splitter import RecursiveCharacterTextSplitter
@@ -14,6 +13,20 @@ from langchain.embeddings import SentenceTransformerEmbeddings
 from langchain_core.output_parsers import StrOutputParser
 from langchain_core.runnables import RunnablePassthrough
 
+
+# Define SPEAKER_TYPES to distinguish between user and bot roles
+SPEAKER_TYPES = {
+    "USER": "user",
+    "BOT": "bot"
+}
+
+# Define the initial prompt to show when the app starts
+initial_prompt = {
+    'role': SPEAKER_TYPES["BOT"],
+    'content': "Hello! I am your Gemini Pro RAG chatbot. You can ask me questions after uploading a PDF."
+}
+
+
 # --- Your RAG chatbot logic ---
 source_data_folder = "MyData"
 text_splitter = RecursiveCharacterTextSplitter(