Update app.py

app.py

@@ -1,3 +1,5 @@
+# https://docs.streamlit.io/knowledge-base/tutorials/build-conversational-apps#build-a-chatgpt-like-app
+
 import streamlit as st
 from streamlit_chat import message
 
@@ -9,27 +11,35 @@ from langchain.chains import ConversationalRetrievalChain
 from langchain_openai import ChatOpenAI
 from langchain_community.vectorstores import Chroma
 
-
+#####################################################
+##################### Sidebar #######################
 st.sidebar.title("Introduction")
 st.sidebar.markdown("""
-ChatMate is an advanced conversational AI interface, expertly crafted to demonstrate the fusion of Streamlit's user-friendly design and OpenAI's powerful GPT-3.5 model. Here are its highlights:
+KaggleX AI Course Coordinator is an advanced conversational AI interface, expertly crafted to solve the data scientist learners' problems.
 
 <ul style='text-align: left;'>
-<li><strong>Intuitive Interface</strong>: Built with Streamlit, ChatMate offers a clean, responsive user experience, allowing for natural dialogue with the AI.</li>
-<li><strong>Advanced NLP</strong>: Incorporating OpenAI's most advanced GPT model, the app provides nuanced understanding and generation of human-like text, showcasing the model's impressive capabilities.</li>
-<li><strong>State Management</strong>: Utilizes <code>ConversationChain</code> and <code>ConversationMemory</code> from <code>langchain</code> to preserve the context and flow, ensuring coherent and engaging interactions.</li>
-<li><strong>Python Proficiency</strong>: The app's robust backend, written in Python, reflects the data scientist’s adeptness in programming and system design.</li>
-<li><strong>Secure Interaction</strong>: Streamlit's session state management is used for secure API key handling and user input retention across sessions.</li>
+<li><strong>What is the Learning Path Index Project?</strong>: To consolidate a data base of a collection of byte-sized courses/material for Data Science and Machine Learning so that it is 
+easy to search, filter</li>
+<li><strong>Why Do We Need It?</strong>: Addresses problems like long course durations, difficulty in finding specific topics, and the absence of a centralized index.</li>
+
 </ul>
 
 ChatMate is developed by Lorentz Yeung
 """, unsafe_allow_html=True)
 
+#####################################################
+##################### UI ############################
+# Setting page title and header
+st.set_page_config(page_title="KaggleX AI Course Coordinator", page_icon=":robot_face:")
+st.markdown("<h1 style='text-align: center; color: navy;'>KaggleX AI Course Coordinator</h1>", unsafe_allow_html=True)
+# st.markdown("<h4 style='text-align: center;'>A cutting-edge language model</h4>", unsafe_allow_html=True)
+st.markdown("<p style='text-align: right'>By <a href='https://entzyeung.github.io/portfolio/index.html'>Lorentz Yeung</a></p>", unsafe_allow_html=True)
+# st.session_state['API_Key']= st.text_input("First, to get it work, put your OpenAI API Key here please, the system will enter for you automatically.",type="password")
+
+
 #if 'API_Key' not in st.session_state:
 #    st.session_state['API_Key'] =''
 #st.session_state['API_Key']= st.text_input("First, to get it work, put your OpenAI API Key here please, the system will enter for you automatically.",type="password")
-
-
 # uploaded_file = st.sidebar.file_uploader("upload", type="csv")
 
 persist_directory = "chroma/db"
@@ -56,10 +66,10 @@ if persist_directory :
         st.session_state['history'] = []
 
     if 'ai_history' not in st.session_state:
-        st.session_state['ai_history'] = ["Hello ! Ask me anything about KaggleX courses!"]
+        st.session_state['ai_history'] = ["Hi!"]
 
     if 'user_history' not in st.session_state:
-        st.session_state['user_history'] = ["I would like to know more about the KaggleX courses!"]
+        st.session_state['user_history'] = ["Hi, I would like to know more about the courses in KaggleX!"]
 
     #container for the chat history
     response_container = st.container()
@@ -69,7 +79,7 @@ if persist_directory :
     with container:
         with st.form(key='my_form', clear_on_submit=True):
 
-            user_input = st.text_input("Query:", placeholder="Learn more about the courses in KaggleX:", key='input')
+            user_input = st.text_input("Your question:", placeholder="Learn more about the courses in KaggleX:", key='input')
             submit_button = st.form_submit_button(label='Ask')
 
         if submit_button and user_input:
@@ -82,6 +92,6 @@ if persist_directory :
     if st.session_state['ai_history']:
         with response_container:
             for i in range(len(st.session_state['ai_history'])):
-                message(st.session_state["user_history"][i], is_user=True, key=str(i) + '_user', avatar_style="big-smile")
-                message(st.session_state["ai_history"][i], key=str(i), avatar_style="thumbs")
+                message(st.session_state["user_history"][i], is_user=True, key=str(i) + '_user', avatar_style="user")
+                message(st.session_state["ai_history"][i], key=str(i), avatar_style="KaggleX.jpg")