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llm_service.py
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llm_service.py
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import logging
import zmq
import requests
import json
logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
def run_llm_service():
logging.info("Starting LLM service using Ollama with gemma2:latest...")
# Set up ZeroMQ
context = zmq.Context()
socket = context.socket(zmq.REP)
socket.bind("tcp://*:5555")
while True:
try:
# Wait for next request from client
message = socket.recv_string()
logging.info(f"Received request: {message[:50]}...")
# Prepare the prompt for joke generation
prompt = f"""Based on the following text, generate a short, witty joke:
{message}
Joke:"""
# Send request to Ollama
response = requests.post('http://localhost:11434/api/generate',
json={
"model": "gemma2:latest",
"prompt": prompt,
"stream": False
})
if response.status_code == 200:
result = response.json()
joke = result['response'].strip()
# Extract only the generated joke, not the entire prompt
joke = joke.split("Joke:")[-1].strip()
socket.send_string(joke)
logging.info(f"Generated joke: {joke}")
else:
error_message = f"Error in Ollama API call: {response.status_code} - {response.text}"
logging.error(error_message)
socket.send_string(error_message)
except Exception as e:
error_message = f"Error in processing: {str(e)}"
logging.error(error_message)
socket.send_string(error_message)
if __name__ == "__main__":
run_llm_service()