discord_bot/fjerkroa_bot/ai_responder.py
2023-03-22 23:28:32 +01:00

117 lines
4.9 KiB
Python

import json
import openai
import aiohttp
import logging
import time
from io import BytesIO
from pprint import pformat
from typing import Optional, List, Dict, Any
class AIMessageBase(object):
def __init__(self) -> None:
pass
def __str__(self) -> str:
return json.dumps(vars(self))
class AIMessage(AIMessageBase):
def __init__(self, user: str, message: str, channel: str = "chat") -> None:
self.user = user
self.message = message
self.channel = channel
class AIResponse(AIMessageBase):
def __init__(self, answer: Optional[str], answer_needed: bool, staff: Optional[str], picture: Optional[str], hack: bool) -> None:
self.answer = answer
self.answer_needed = answer_needed
self.staff = staff
self.picture = picture
self.hack = hack
class AIResponder(object):
def __init__(self, config: Dict[str, Any], channel: Optional[str] = None) -> None:
self.config = config
self.history: List[Dict[str, Any]] = []
self.channel = channel if channel is not None else 'system'
openai.api_key = self.config['openai-token']
def _message(self, message: AIMessage, limit: Optional[int] = None) -> List[Dict[str, Any]]:
messages = []
system = self.config[self.channel].replace('{date}', time.strftime('%Y-%m-%d'))\
.replace('{time}', time.strftime('%H:%M:%S'))
messages.append({"role": "system", "content": system})
if limit is None:
history = self.history[:]
else:
history = self.history[-limit:]
history.append({"role": "user", "content": str(message)})
for msg in history:
messages.append(msg)
return messages
async def draw(self, description: str) -> BytesIO:
for _ in range(7):
try:
response = await openai.Image.acreate(prompt=description, n=1, size="512x512")
async with aiohttp.ClientSession() as session:
async with session.get(response['data'][0]['url']) as image:
return BytesIO(await image.read())
except Exception as err:
logging.warning(f"Failed to generate image {repr(description)}: {repr(err)}")
raise RuntimeError(f"Failed to generate image {repr(description)} after multiple retries")
async def post_process(self, response: Dict[str, Any]) -> AIResponse:
for fld in ('answer', 'staff', 'picture'):
if str(response[fld]).strip().lower() in ('none', '', 'null'):
response[fld] = None
for fld in ('answer_needed', 'hack'):
if str(response[fld]).strip().lower() == 'true':
response[fld] = True
else:
response[fld] = False
if response['answer'] is None:
response['answer_needed'] = False
else:
response['answer'] = str(response['answer'])
return AIResponse(response['answer'],
response['answer_needed'],
response['staff'],
response['picture'],
response['hack'])
async def send(self, message: AIMessage) -> AIResponse:
limit = self.config["history-limit"]
for _ in range(14):
messages = self._message(message, limit)
logging.info(f"try to send this messages:\n{pformat(messages)}")
try:
result = await openai.ChatCompletion.acreate(model=self.config["model"],
messages=messages,
temperature=self.config["temperature"],
top_p=self.config["top-p"],
presence_penalty=self.config["presence-penalty"],
frequency_penalty=self.config["frequency-penalty"])
answer = result['choices'][0]['message']
if type(answer) != dict:
answer = answer.to_dict()
response = json.loads(answer['content'])
logging.info(f"got this answer:\n{pformat(response)}")
except openai.error.InvalidRequestError as err:
if 'maximum context length is' in str(err) and limit > 4:
limit -= 1
continue
raise err
except Exception as err:
logging.warning(f"failed to generate response: {repr(err)}")
continue
self.history.append(messages[-1])
self.history.append(answer)
if len(self.history) > limit:
self.history = self.history[-limit:]
return await self.post_process(response)
raise RuntimeError("Failed to generate answer after multiple retries")