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import streamlit as st
from openai import OpenAI, APIError
import os
import tenacity
# Get the OpenAI API key from the Space settings
ACCESS_TOKEN = os.getenv("HF_TOKEN")
# Get the model name from the Space settings
MODEL = "NousResearch/Hermes-3-Llama-3.1-8B"
client = OpenAI(
base_url="https://api-inference.huggingface.co/v1/",
api_key=ACCESS_TOKEN,
)
@tenacity.retry(wait=tenacity.wait_exponential(multiplier=1, min=4, max=10))
def respond(
message,
history: list[tuple[str, str]],
system_message,
max_tokens,
temperature,
top_p,
):
try:
messages = [{"role": "system", "content": system_message}]
for val in history:
if val[0]:
messages.append({"role": "user", "content": val[0]})
if val[1]:
messages.append({"role": "assistant", "content": val[1]})
messages.append({"role": "user", "content": message})
response = ""
for message in client.chat.completions.create(
model=MODEL,
max_tokens=max_tokens,
stream=True,
temperature=temperature,
top_p=top_p,
messages=messages,
):
token = message.choices[0].delta.content
response += token
yield response
except APIError as e:
error_details = e.body
error_type = error_details.get("type")
error_code = error_details.get("code")
error_param = error_details.get("param")
error_message = error_details.get("message")
if error_type:
error_str = f"{error_type}: {error_message} (code: {error_code}, param: {error_param})"
else:
error_str = "An error occurred during streaming"
print(f"Error: {error_str}")
yield error_str
except Exception as e:
print(f"Error: {e}")
yield "Error occurred. Please try again."
st.title("Chatbot")
st.write("Type a message to chat with the bot")
message = st.text_input("Message")
history = []
system_message = st.text_input("System message")
max_tokens = st.slider("Max new tokens", 1, 2048, 2048)
temperature = st.slider("Temperature", 0.1, 4.0, 0.7)
top_p = st.slider("Top-P", 0.1, 1.0, 0.95)
if st.button("Send"):
response = respond(message, history, system_message, max_tokens, temperature, top_p)
for resp in response:
st.write(resp) |