Create app.py

app.py

@@ -0,0 +1,76 @@
+# Temporary fix for pydantic issue @see https://github.com/streamlit/streamlit/issues/3218
+import pydantic
+pydantic.class_validators._FUNCS.clear()
+import streamlit as st
+from streamlit_elements import elements, media
+from chatbot import YouTubeChatbot
+from components.sidebar import sidebar
+from langchain.memory import ConversationBufferWindowMemory
+from streamlit_chat import message
+
+def index():
+    def put_media_player():
+        with elements("media_player"):
+            video_url = st.session_state.get('video_url')
+            media.Player(url=video_url, controls=True)
+    def clear_submit():
+        st.session_state["submit"] = False
+
+    st.set_page_config(page_title="YoutuberGPT", page_icon="🤖", layout="wide")
+    st.header("🤖YoutuberGPT")
+    sidebar()
+
+    if 'responses' not in st.session_state:
+        st.session_state['responses'] = ["Ask any question related to the video"]
+
+    if 'requests' not in st.session_state:
+        st.session_state['requests'] = []
+
+    if 'buffer_memory' not in st.session_state:
+        st.session_state.buffer_memory=ConversationBufferWindowMemory(k=3,return_messages=True)
+
+    if 'video_url' not in st.session_state:
+        st.session_state['video_url']= []
+
+    videocontainer = st.container()
+    # container for chat history
+    response_container = st.container()
+    # container for text box
+    textcontainer = st.container()
+
+
+    with videocontainer:
+        video_url = st.text_input("YouTube Video Url:", on_change=clear_submit)
+        st.session_state['video_url'] = video_url
+        if video_url:
+            put_media_player()
+
+    with textcontainer:
+        question = st.text_area("Question:", key="question")
+        if st.button("Run") or st.session_state.get("submit"):
+            try:
+                with st.spinner('preparing answer'):
+                    chatbot = YouTubeChatbot()
+                    db = chatbot.create_db_from_youtube_video_url(video_url)
+                    if db is None:
+                        return st.error("There is no transcript")
+
+                    response = chatbot.get_response_from_query(db, question)
+                    if response is None:
+                        return st.error("There is no answer or something went wrong")
+                    else:
+                        st.session_state.requests.append(question)
+                        st.session_state.responses.append(response)
+                        st.session_state["submit"] = True
+            except:
+                return st.error("There is no answer or something went wrong")
+
+    with response_container:
+        if st.session_state['responses']:
+
+            for i in range(len(st.session_state['responses'])):
+                message(st.session_state['responses'][i],key=str(i))
+                if i < len(st.session_state['requests']):
+                    message(st.session_state["requests"][i], is_user=True,key=str(i)+ '_user')
+
+index()