163 lines
4.2 KiB
Python
163 lines
4.2 KiB
Python
import os
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import json
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import aiohttp
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import msgpack
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import discord
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import argparse
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from redis import Redis
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import logging
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intents = discord.Intents.default()
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intents.message_content = True
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client = discord.Client(intents=intents)
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@client.event
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async def on_ready():
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logging.info(
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'Ready! Invite URL: %s',
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discord.utils.oauth_url(
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client.application_id,
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permissions=discord.Permissions(read_messages=True, send_messages=True),
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scopes=['bot'],
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))
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async def generate_response(prompt, context=[]):
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body = {
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key: value
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for key, value in {
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'model': args.ollama_model,
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'prompt': prompt,
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'context': context,
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}.items() if value
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}
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async with aiohttp.ClientSession() as session:
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async with session.post(
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f'http://{args.ollama_host}:{args.ollama_port}/api/generate',
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json=body) as r:
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async for line in r.content:
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yield json.loads(line)
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async def buffered_generate_response(prompt, context=[]):
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buffer = ''
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async for chunk in generate_response(prompt, context):
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if chunk['done']:
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yield buffer, chunk
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break
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buffer += chunk['response']
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if len(buffer) >= args.buffer_size:
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yield buffer, chunk
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buffer = ''
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def save_session(response, chunk):
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context = msgpack.packb(chunk['context'])
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redis.hset(f'ollama:{response.id}', 'context', context)
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redis.expire(f'ollama:{response.id}', 60 * 60 * 24 * 7)
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logging.info(
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'saving message=%s: len(context)=%d',
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response.id,
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len(chunk['context']),
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)
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def load_session(reference):
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kwargs = {}
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if reference:
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context = redis.hget(f'ollama:{reference.message_id}', 'context')
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kwargs['context'] = msgpack.unpackb(context) if context else []
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if kwargs.get('context'):
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logging.info(
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'loading message=%s: len(context)=%d',
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reference.message_id,
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len(kwargs['context']),
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)
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return kwargs
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@client.event
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async def on_message(message):
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if message.author == client.user:
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return
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if client.user.id in message.raw_mentions:
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raw_content = message.content.replace(f'<@{client.user.id}>', '').strip()
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if raw_content.strip() == '':
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raw_content = 'Tell me about yourself.'
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response = None
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response_content = ''
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async with message.channel.typing():
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await message.add_reaction('🤔')
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context = []
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if reference := message.reference:
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if session := load_session(message.reference):
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context = session.get('context', [])
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reference_message = await message.channel.fetch_message(
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reference.message_id)
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reference_content = reference_message.content
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raw_content = '\n'.join([
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raw_content,
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'Use it to answer the prompt:',
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reference_content,
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])
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async for buffer, chunk in buffered_generate_response(
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raw_content,
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context=context,
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):
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response_content += buffer
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if chunk['done']:
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save_session(response, chunk)
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break
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if not response:
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response = await message.reply(response_content)
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await message.remove_reaction('🤔', client.user)
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continue
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if len(response_content) + 3 >= 2000:
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response = await response.reply(buffer)
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response_content = buffer
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continue
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await response.edit(content=response_content + '...')
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await response.edit(content=response_content)
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default_ollama_host = os.getenv('OLLAMA_HOST', '127.0.0.1')
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default_ollama_port = os.getenv('OLLAMA_PORT', 11434)
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default_ollama_model = os.getenv('OLLAMA_MODEL', 'llama2')
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parser = argparse.ArgumentParser()
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parser.add_argument('--ollama-host', default=default_ollama_host)
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parser.add_argument('--ollama-port', default=default_ollama_port, type=int)
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parser.add_argument('--ollama-model', default=default_ollama_model, type=str)
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parser.add_argument('--redis-host', default='localhost')
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parser.add_argument('--redis-port', default=6379)
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parser.add_argument('--buffer-size', default=32, type=int)
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args = parser.parse_args()
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try:
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redis = Redis(host=args.redis_host, port=args.redis_port)
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client.run(os.getenv('DISCORD_TOKEN'), root_logger=True)
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except KeyboardInterrupt:
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pass
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redis.close()
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