Considering Chat History¶

Applying semantic-router to the most recent interaction in a conversation can work for many cases but it misses scenarios where information provided in the latest interaction.

In [1]:

from semantic_router.schema import Conversation, Message
from semantic_router.encoders import FastEmbedEncoder


messages = [
    "User: Hello! Can you tell me the latest news headlines?",
    "Bot: Hi! Sure, here are the top news headlines for today...",
    "User: That's quite interesting. I'm also looking for some new music to listen to.",
    "Bot: What genre do you prefer?",
    "User: I like pop music.",
    "Bot: You might enjoy the latest album by Dua Lipa.",
    "User: I'll give it a listen. Also, I'm planning a trip and need some travel tips.",
    "Bot: Sure, where are you planning to go?",
    "User: I'm thinking of visiting Italy.",
    "Bot: Italy is a beautiful country. Make sure to visit the Colosseum in Rome and the canals in Venice.",
    "User: Those sound like great suggestions. I also need some help with my diet.",
    "Bot: What kind of diet are you following?",
    "User: I'm trying to eat more protein.",
    "Bot: Include lean meats, eggs, and legumes in your diet for a protein boost.",
    "User: Thanks for the tips! I'll talk to you later.",
    "Bot: You're welcome! Don't hesitate to reach out if you need more help.",
    "User: I appreciate it. Goodbye!",
    "Bot: Goodbye! Take care!",
]

encoder = FastEmbedEncoder(model_name="sentence-transformers/all-MiniLM-L6-v2")

convo = Conversation(
    messages=[
        Message(role=m.split(": ")[0], content=m.split(": ")[1]) for m in messages
    ]
)

convo.split_by_topic(
    encoder=encoder, threshold=0.72, split_method="cumulative_similarity_drop"
)

/Users/jamesbriggs/opt/anaconda3/envs/decision-layer/lib/python3.11/site-packages/tqdm/auto.py:21: TqdmWarning: IProgress not found. Please update jupyter and ipywidgets. See https://ipywidgets.readthedocs.io/en/stable/user_install.html
  from .autonotebook import tqdm as notebook_tqdm
100%|██████████| 83.2M/83.2M [00:09<00:00, 8.45MiB/s]

Out[1]:

{'split 1': ['User: Hello! Can you tell me the latest news headlines?',
  'Bot: Hi! Sure, here are the top news headlines for today...'],
 'split 2': ["User: That's quite interesting. I'm also looking for some new music to listen to.",
  'Bot: What genre do you prefer?',
  'User: I like pop music.',
  'Bot: You might enjoy the latest album by Dua Lipa.',
  "User: I'll give it a listen. Also, I'm planning a trip and need some travel tips.",
  'Bot: Sure, where are you planning to go?'],
 'split 3': ["User: I'm thinking of visiting Italy.",
  'Bot: Italy is a beautiful country. Make sure to visit the Colosseum in Rome and the canals in Venice.'],
 'split 4': ['User: Those sound like great suggestions. I also need some help with my diet.',
  'Bot: What kind of diet are you following?',
  "User: I'm trying to eat more protein.",
  'Bot: Include lean meats, eggs, and legumes in your diet for a protein boost.',
  "User: Thanks for the tips! I'll talk to you later.",
  "Bot: You're welcome! Don't hesitate to reach out if you need more help.",
  'User: I appreciate it. Goodbye!',
  'Bot: Goodbye! Take care!']}

In [ ]: