171 lines
7 KiB
Python
171 lines
7 KiB
Python
import humanize
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import streamlit as st
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from langchain_core.runnables import RunnableConfig
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from open_notebook.domain.notebook import ChatSession, Note, Notebook, Source
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from open_notebook.graphs.chat import graph as chat_graph
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from open_notebook.plugins.podcasts import PodcastConfig
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from open_notebook.utils import token_count
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from pages.stream_app.utils import create_session_for_notebook
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from .note import make_note_from_chat
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# todo: build a smarter, more robust context manager function
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def build_context(notebook_id):
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st.session_state[notebook_id]["context"] = dict(note=[], source=[])
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for id, status in st.session_state[notebook_id]["context_config"].items():
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if not id:
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continue
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item_type, item_id = id.split(":")
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if item_type not in ["note", "source"]:
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continue
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if "not in" in status:
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continue
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# todo: there is problably a better way to handle this
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if item_type == "note":
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item: Note = Note.get(id)
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elif item_type == "source":
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item: Source = Source.get(id)
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else:
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continue
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if not item:
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continue
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if "summary" in status:
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st.session_state[notebook_id]["context"][item_type] += [
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item.get_context(context_size="short")
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]
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elif "full content" in status:
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st.session_state[notebook_id]["context"][item_type] += [
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item.get_context(context_size="long")
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]
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return st.session_state[notebook_id]["context"]
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def execute_chat(txt_input, current_session):
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current_state = st.session_state[current_session.id]
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current_state["messages"] += [txt_input]
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result = chat_graph.invoke(
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input=current_state,
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config=RunnableConfig(configurable={"thread_id": current_session.id}),
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)
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current_session.save()
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return result
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def chat_sidebar(current_notebook: Notebook, current_session: ChatSession):
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context = build_context(notebook_id=current_notebook.id)
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tokens = token_count(
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str(context) + str(st.session_state[current_session.id]["messages"])
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)
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chat_tab, podcast_tab = st.tabs(["Chat", "Podcast"])
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with st.expander(f"Context ({tokens} tokens), {len(str(context))} chars"):
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st.json(context)
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with podcast_tab:
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with st.container(border=True):
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podcast_configs = PodcastConfig.get_all()
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podcast_config_names = [pd.name for pd in podcast_configs]
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if len(podcast_configs) == 0:
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st.warning("No podcast configurations found")
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else:
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template = st.selectbox("Pick a template", podcast_config_names)
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selected_template = next(
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filter(lambda x: x.name == template, podcast_configs)
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)
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episode_name = st.text_input("Episode Name")
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instructions = st.text_area(
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"Instructions", value=selected_template.user_instructions
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)
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if len(context.get("note", [])) + len(context.get("source", [])) == 0:
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st.warning(
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"No notes or sources found in context. You don't want a boring podcast, right? So, add some context first."
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)
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else:
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if st.button("Generate"):
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with st.spinner("Go grab a coffee, almost there..."):
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selected_template.generate_episode(
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episode_name=episode_name,
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text=context,
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instructions=instructions,
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)
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st.success("Episode generated successfully")
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st.page_link("pages/5_🎙️_Podcasts.py", label="🎙️ Go to Podcasts")
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with chat_tab:
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with st.expander(
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f"**Session:** {current_session.title} - {humanize.naturaltime(current_session.updated)}"
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):
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new_session_name = st.text_input(
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"Current Session",
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key="new_session_name",
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value=current_session.title,
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)
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c1, c2 = st.columns(2)
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if c1.button("Rename", key="rename_session"):
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current_session.title = new_session_name
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current_session.save()
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st.rerun()
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if c2.button("Delete", key="delete_session_1"):
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current_session.delete()
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st.session_state[current_notebook.id]["active_session"] = None
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st.rerun()
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st.divider()
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new_session_name = st.text_input(
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"New Session Name",
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key="new_session_name_f",
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placeholder="Enter a name for the new session...",
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)
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st.caption("If no name provided, we'll use the current date.")
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if st.button("Create New Session", key="create_new_session"):
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new_session = create_session_for_notebook(
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notebook_id=current_notebook.id, session_name=new_session_name
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)
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st.session_state[current_notebook.id]["active_session"] = new_session.id
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st.rerun()
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st.divider()
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sessions = current_notebook.chat_sessions
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if len(sessions) > 1:
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st.markdown("**Other Sessions:**")
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for session in sessions:
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if session.id == current_session.id:
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continue
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st.markdown(
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f"{session.title} - {humanize.naturaltime(session.updated)}"
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)
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if st.button(label="Load", key=f"load_session_{session.id}"):
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st.session_state[current_notebook.id]["active_session"] = (
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session.id
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)
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st.rerun()
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with st.container(border=True):
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request = st.chat_input("Enter your question")
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# removing for now since it's not multi-model capable right now
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st.caption(f"Total tokens: {tokens}")
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if request:
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response = execute_chat(
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txt_input=request,
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current_session=current_session,
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)
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st.session_state[current_session.id]["messages"] = response["messages"]
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for msg in st.session_state[current_session.id]["messages"][::-1]:
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if msg.type not in ["human", "ai"]:
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continue
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if not msg.content:
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continue
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with st.chat_message(name=msg.type):
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st.write(msg.content)
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if msg.type == "ai":
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if st.button("💾 New Note", key=f"render_save_{msg.id}"):
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make_note_from_chat(
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content=msg.content,
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notebook_id=current_notebook.id,
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)
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st.rerun()
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