Files
opendan/src/aios_kernel/agent.py
T

703 lines
29 KiB
Python

from typing import Optional
from asyncio import Queue
import asyncio
import logging
import uuid
import time
import json
import shlex
import datetime
import copy
from .agent_message import AgentMsg, AgentMsgStatus, AgentMsgType,FunctionItem,LLMResult
from .chatsession import AIChatSession
from .compute_task import ComputeTaskResult,ComputeTaskResultCode
from .ai_function import AIFunction
from .environment import Environment
from .contact_manager import ContactManager,Contact,FamilyMember
logger = logging.getLogger(__name__)
class AgentPrompt:
def __init__(self,prompt_str = None) -> None:
self.messages = []
if prompt_str:
self.messages.append({"role":"user","content":prompt_str})
self.system_message = None
def as_str(self)->str:
result_str = ""
if self.system_message:
result_str += self.system_message.get("role") + ":" + self.system_message.get("content") + "\n"
if self.messages:
for msg in self.messages:
result_str += msg.get("role") + ":" + msg.get("content") + "\n"
return result_str
def to_message_list(self):
result = []
if self.system_message:
result.append(self.system_message)
result.extend(self.messages)
return result
def append(self,prompt):
if prompt is None:
return
if prompt.system_message is not None:
if self.system_message is None:
self.system_message = copy.deepcopy(prompt.system_message)
else:
self.system_message["content"] += prompt.system_message.get("content")
self.messages.extend(prompt.messages)
def get_prompt_token_len(self):
result = 0
if self.system_message:
result += len(self.system_message.get("content"))
for msg in self.messages:
result += len(msg.get("content"))
return result
def load_from_config(self,config:list) -> bool:
if isinstance(config,list) is not True:
logger.error("prompt is not list!")
return False
self.messages = []
for msg in config:
if msg.get("role") == "system":
self.system_message = msg
else:
self.messages.append(msg)
return True
class AIAgentTemplete:
def __init__(self) -> None:
self.llm_model_name:str = "gpt-4-0613"
self.max_token_size:int = 0
self.template_id:str = None
self.introduce:str = None
self.author:str = None
self.prompt:AgentPrompt = None
def load_from_config(self,config:dict) -> bool:
if config.get("llm_model_name") is not None:
self.llm_model_name = config["llm_model_name"]
if config.get("max_token_size") is not None:
self.max_token_size = config["max_token_size"]
if config.get("template_id") is not None:
self.template_id = config["template_id"]
if config.get("prompt") is not None:
self.prompt = AgentPrompt()
if self.prompt.load_from_config(config["prompt"]) is False:
logger.error("load prompt from config failed!")
return False
return True
class AIAgent:
def __init__(self) -> None:
self.agent_prompt:AgentPrompt = None
self.agent_think_prompt:AgentPrompt = None
self.llm_model_name:str = None
self.max_token_size:int = 3600
self.agent_id:str = None
self.template_id:str = None
self.fullname:str = None
self.powerby = None
self.enable = True
self.enable_kb = False
self.enable_timestamp = False
self.guest_prompt_str = None
self.owner_promp_str = None
self.contact_prompt_str = None
self.history_len = 10
self.chat_db = None
self.unread_msg = Queue() # msg from other agent
self.owner_env : Environment = None
self.owenr_bus = None
self.enable_function_list = None
@classmethod
def create_from_templete(cls,templete:AIAgentTemplete, fullname:str):
# Agent just inherit from templete on craete,if template changed,agent will not change
result_agent = AIAgent()
result_agent.llm_model_name = templete.llm_model_name
result_agent.max_token_size = templete.max_token_size
result_agent.template_id = templete.template_id
result_agent.agent_id = "agent#" + uuid.uuid4().hex
result_agent.fullname = fullname
result_agent.powerby = templete.author
result_agent.agent_prompt = templete.prompt
return result_agent
def load_from_config(self,config:dict) -> bool:
if config.get("instance_id") is None:
logger.error("agent instance_id is None!")
return False
self.agent_id = config["instance_id"]
if config.get("fullname") is None:
logger.error(f"agent {self.agent_id} fullname is None!")
return False
self.fullname = config["fullname"]
if config.get("prompt") is not None:
self.agent_prompt = AgentPrompt()
self.agent_prompt.load_from_config(config["prompt"])
if config.get("think_prompt") is not None:
self.agent_think_prompt = AgentPrompt()
self.agent_think_prompt.load_from_config(config["think_prompt"])
if config.get("guest_prompt") is not None:
self.guest_prompt_str = config["guest_prompt"]
if config.get("owner_prompt") is not None:
self.owner_promp_str = config["owner_prompt"]
if config.get("contact_prompt") is not None:
self.contact_prompt_str = config["contact_prompt"]
if config.get("owner_env") is not None:
self.owner_env = Environment.get_env_by_id(config["owner_env"])
if config.get("powerby") is not None:
self.powerby = config["powerby"]
if config.get("template_id") is not None:
self.template_id = config["template_id"]
if config.get("llm_model_name") is not None:
self.llm_model_name = config["llm_model_name"]
if config.get("max_token_size") is not None:
self.max_token_size = config["max_token_size"]
if config.get("enable_function") is not None:
self.enable_function_list = config["enable_function"]
if config.get("enable_kb") is not None:
self.enable_kb = bool(config["enable_kb"])
if config.get("enable_timestamp") is not None:
self.enable_timestamp = bool(config["enable_timestamp"])
if config.get("history_len"):
self.history_len = int(config.get("history_len"))
return True
def _get_llm_result_type(self,llm_result_str:str) -> LLMResult:
r = LLMResult()
if llm_result_str is None:
r.state = "ignore"
return r
if llm_result_str == "ignore":
r.state = "ignore"
return r
lines = llm_result_str.splitlines()
is_need_wait = False
def check_args(func_item:FunctionItem):
match func_name:
case "send_msg":# sendmsg($target_id,$msg_content)
if len(func_args) != 1:
logger.error(f"parse sendmsg failed! {func_name}")
return False
new_msg = AgentMsg()
target_id = func_item.args[0]
msg_content = func_item.body
new_msg.set(self.agent_id,target_id,msg_content)
r.send_msgs.append(new_msg)
is_need_wait = True
case "post_msg":# postmsg($target_id,$msg_content)
if len(func_args) != 1:
logger.error(f"parse postmsg failed! {func_name}")
return False
new_msg = AgentMsg()
target_id = func_item.args[0]
msg_content = func_item.body
new_msg.set(self.agent_id,target_id,msg_content)
r.post_msgs.append(new_msg)
case "call":# call($func_name,$args_str)
r.calls.append(func_item)
is_need_wait = True
return True
case "post_call": # post_call($func_name,$args_str)
r.post_calls.append(func_item)
return True
current_func : FunctionItem = None
for line in lines:
if line.startswith("##/"):
if current_func:
if check_args(current_func) is False:
r.resp += current_func.dumps()
func_name,func_args = AgentMsg.parse_function_call(line[3:])
current_func = FunctionItem(func_name,func_args)
else:
if current_func:
current_func.append_body(line + "\n")
else:
r.resp += line + "\n"
if current_func:
if check_args(current_func) is False:
r.resp += current_func.dumps()
if len(r.send_msgs) > 0 or len(r.calls) > 0:
r.state = "waiting"
else:
r.state = "reponsed"
return r
def _get_remote_user_prompt(self,remote_user:str) -> AgentPrompt:
cm = ContactManager.get_instance()
contact = cm.find_contact_by_name(remote_user)
if contact is None:
#create guest prompt
if self.guest_prompt_str is not None:
prompt = AgentPrompt()
prompt.system_message = {"role":"system","content":self.guest_prompt_str}
return prompt
return None
else:
if contact.is_family_member:
if self.owner_promp_str is not None:
real_str = self.owner_promp_str.format_map(contact.to_dict())
prompt = AgentPrompt()
prompt.system_message = {"role":"system","content":real_str}
return prompt
else:
if self.contact_prompt_str is not None:
real_str = self.contact_prompt_str.format_map(contact.to_dict())
prompt = AgentPrompt()
prompt.system_message = {"role":"system","content":real_str}
return prompt
return None
def _get_inner_functions(self) -> dict:
if self.owner_env is None:
return None,0
all_inner_function = self.owner_env.get_all_ai_functions()
if all_inner_function is None:
return None,0
result_func = []
result_len = 0
for inner_func in all_inner_function:
func_name = inner_func.get_name()
if self.enable_function_list is not None:
if len(self.enable_function_list) > 0:
if func_name not in self.enable_function_list:
logger.debug(f"ageint {self.agent_id} ignore inner func:{func_name}")
continue
this_func = {}
this_func["name"] = func_name
this_func["description"] = inner_func.get_description()
this_func["parameters"] = inner_func.get_parameters()
result_len += len(json.dumps(this_func)) / 4
result_func.append(this_func)
return result_func,result_len
async def _execute_func(self,inenr_func_call_node:dict,prompt:AgentPrompt,org_msg:AgentMsg,stack_limit = 5) -> [str,int]:
from .compute_kernel import ComputeKernel
func_name = inenr_func_call_node.get("name")
arguments = json.loads(inenr_func_call_node.get("arguments"))
logger.info(f"llm execute inner func:{func_name} ({json.dumps(arguments)})")
func_node : AIFunction = self.owner_env.get_ai_function(func_name)
if func_node is None:
result_str = f"execute {func_name} error,function not found"
else:
ineternal_call_record = AgentMsg.create_internal_call_msg(func_name,arguments,org_msg.get_msg_id(),org_msg.target)
try:
result_str:str = await func_node.execute(**arguments)
except Exception as e:
result_str = f"execute {func_name} error:{str(e)}"
logger.error(f"llm execute inner func:{func_name} error:{e}")
logger.info("llm execute inner func result:" + result_str)
inner_functions,inner_function_len = self._get_inner_functions()
prompt.messages.append({"role":"function","content":result_str,"name":func_name})
task_result:ComputeTaskResult = await ComputeKernel.get_instance().do_llm_completion(prompt,self.llm_model_name,self.max_token_size,inner_functions)
if task_result.result_code != ComputeTaskResultCode.OK:
logger.error(f"llm compute error:{task_result.error_str}")
return task_result.error_str,1
ineternal_call_record.result_str = task_result.result_str
ineternal_call_record.done_time = time.time()
org_msg.inner_call_chain.append(ineternal_call_record)
if stack_limit > 0:
result_message = task_result.result.get("message")
if result_message:
inner_func_call_node = result_message.get("function_call")
if inner_func_call_node:
return await self._execute_func(inner_func_call_node,prompt,org_msg,stack_limit-1)
else:
return task_result.result_str,0
async def _get_agent_prompt(self) -> AgentPrompt:
return self.agent_prompt
async def _get_agent_think_prompt(self) -> AgentPrompt:
return self.agent_think_prompt
def _format_msg_by_env_value(self,prompt:AgentPrompt):
if self.owner_env is None:
return
for msg in prompt.messages:
old_content = msg.get("content")
msg["content"] = old_content.format_map(self.owner_env)
async def _handle_event(self,event):
if event.type == "AgentThink":
return await self._do_think()
async def _do_think(self):
#1) load all sessions
session_id_list = AIChatSession.list_session(self.agent_id,self.chat_db)
#2) get history from session in token limit
for session_id in session_id_list:
await self.think_chatsession(session_id)
#4) advanced: reload all chatrecord,and think the topic of message.
#5) some topic could be end(not be thinked in futured )
return
async def think_chatsession(self,session_id):
if self.agent_think_prompt is None:
return
logger.info(f"agent {self.agent_id} think session {session_id}")
from .compute_kernel import ComputeKernel
chatsession = AIChatSession.get_session_by_id(session_id,self.chat_db)
while True:
cur_pos = chatsession.summarize_pos
summary = chatsession.summary
prompt:AgentPrompt = AgentPrompt()
#prompt.append(self._get_agent_prompt())
prompt.append(await self._get_agent_think_prompt())
system_prompt_len = prompt.get_prompt_token_len()
#think env?
history_prompt,next_pos = await self._get_history_prompt_for_think(chatsession,summary,system_prompt_len,cur_pos)
prompt.append(history_prompt)
is_finish = next_pos - cur_pos < 2
if is_finish:
logger.info(f"agent {self.agent_id} think session {session_id} is finished!,no more history")
break
#3) llm summarize chat history
task_result:ComputeTaskResult = await ComputeKernel.get_instance().do_llm_completion(prompt,self.llm_model_name,self.max_token_size,None)
if task_result.result_code != ComputeTaskResultCode.OK:
logger.error(f"llm compute error:{task_result.error_str}")
break
else:
new_summary= task_result.result_str
logger.info(f"agent {self.agent_id} think session {session_id} from {cur_pos} to {next_pos} summary:{new_summary}")
chatsession.update_think_progress(next_pos,new_summary)
return
async def _process_group_chat_msg(self,msg:AgentMsg) -> AgentMsg:
from .compute_kernel import ComputeKernel
from .bus import AIBus
session_topic = msg.target + "#" + msg.topic
chatsession = AIChatSession.get_session(self.agent_id,session_topic,self.chat_db)
need_process = False
if msg.mentions is not None:
if self.agent_id in msg.mentions:
need_process = True
logger.info(f"agent {self.agent_id} recv a group chat message from {msg.sender},but is not mentioned,ignore!")
if need_process is not True:
chatsession.append(msg)
resp_msg = msg.create_group_resp_msg(self.agent_id,"")
return resp_msg
else:
msg_prompt = AgentPrompt()
msg_prompt.messages = [{"role":"user","content":f"{msg.sender}:{msg.body}"}]
prompt = AgentPrompt()
prompt.append(await self._get_agent_prompt())
self._format_msg_by_env_value(prompt)
inner_functions,function_token_len = self._get_inner_functions()
system_prompt_len = prompt.get_prompt_token_len()
input_len = len(msg.body)
history_prmpt,history_token_len = await self._get_prompt_from_session_for_groupchat(chatsession,system_prompt_len + function_token_len,input_len)
prompt.append(history_prmpt) # chat context
prompt.append(msg_prompt)
logger.debug(f"Agent {self.agent_id} do llm token static system:{system_prompt_len},function:{function_token_len},history:{history_token_len},input:{input_len}, totoal prompt:{system_prompt_len + function_token_len + history_token_len} ")
task_result:ComputeTaskResult = await ComputeKernel.get_instance().do_llm_completion(prompt,self.llm_model_name,self.max_token_size,inner_functions)
if task_result.result_code != ComputeTaskResultCode.OK:
logger.error(f"llm compute error:{task_result.error_str}")
error_resp = msg.create_error_resp(task_result.error_str)
return error_resp
final_result = task_result.result_str
result_message = task_result.result.get("message")
if result_message:
inner_func_call_node = result_message.get("function_call")
if inner_func_call_node:
#TODO to save more token ,can i use msg_prompt?
call_prompt : AgentPrompt = copy.deepcopy(prompt)
final_result,error_code = await self._execute_func(inner_func_call_node,call_prompt,msg)
if error_code != 0:
error_resp = msg.create_error_resp(final_result)
return error_resp
llm_result : LLMResult = self._get_llm_result_type(final_result)
is_ignore = False
result_prompt_str = ""
match llm_result.state:
case "ignore":
is_ignore = True
case "waiting":
for sendmsg in llm_result.send_msgs:
target = sendmsg.target
sendmsg.topic = msg.topic
sendmsg.prev_msg_id = msg.get_msg_id()
send_resp = await AIBus.get_default_bus().send_message(sendmsg)
if send_resp is not None:
result_prompt_str += f"\n{target} response is :{send_resp.body}"
agent_sesion = AIChatSession.get_session(self.agent_id,f"{sendmsg.target}#{sendmsg.topic}",self.chat_db)
agent_sesion.append(sendmsg)
agent_sesion.append(send_resp)
final_result = llm_result.resp + result_prompt_str
if is_ignore is not True:
resp_msg = msg.create_group_resp_msg(self.agent_id,final_result)
chatsession.append(msg)
chatsession.append(resp_msg)
return resp_msg
return None
async def _process_msg(self,msg:AgentMsg) -> AgentMsg:
from .compute_kernel import ComputeKernel
from .bus import AIBus
if msg.msg_type == AgentMsgType.TYPE_GROUPMSG:
return await self._process_group_chat_msg(msg)
session_topic = msg.get_sender() + "#" + msg.topic
chatsession = AIChatSession.get_session(self.agent_id,session_topic,self.chat_db)
msg_prompt = AgentPrompt()
msg_prompt.messages = [{"role":"user","content":msg.body}]
prompt = AgentPrompt()
prompt.append(await self._get_agent_prompt())
self._format_msg_by_env_value(prompt)
prompt.append(self._get_remote_user_prompt(msg.sender))
inner_functions,function_token_len = self._get_inner_functions()
system_prompt_len = prompt.get_prompt_token_len()
input_len = len(msg.body)
history_prmpt,history_token_len = await self._get_prompt_from_session(chatsession,system_prompt_len + function_token_len,input_len)
prompt.append(history_prmpt) # chat context
prompt.append(msg_prompt)
logger.debug(f"Agent {self.agent_id} do llm token static system:{system_prompt_len},function:{function_token_len},history:{history_token_len},input:{input_len}, totoal prompt:{system_prompt_len + function_token_len + history_token_len} ")
task_result:ComputeTaskResult = await ComputeKernel.get_instance().do_llm_completion(prompt,self.llm_model_name,self.max_token_size,inner_functions)
if task_result.result_code != ComputeTaskResultCode.OK:
logger.error(f"llm compute error:{task_result.error_str}")
error_resp = msg.create_error_resp(task_result.error_str)
return error_resp
final_result = task_result.result_str
result_message = task_result.result.get("message")
if result_message:
inner_func_call_node = result_message.get("function_call")
if inner_func_call_node:
#TODO to save more token ,can i use msg_prompt?
call_prompt : AgentPrompt = copy.deepcopy(prompt)
final_result,error_code = await self._execute_func(inner_func_call_node,call_prompt,msg)
if error_code != 0:
error_resp = msg.create_error_resp(final_result)
return error_resp
llm_result : LLMResult = self._get_llm_result_type(final_result)
is_ignore = False
result_prompt_str = ""
match llm_result.state:
case "ignore":
is_ignore = True
case "waiting":
for sendmsg in llm_result.send_msgs:
target = sendmsg.target
sendmsg.topic = msg.topic
sendmsg.prev_msg_id = msg.get_msg_id()
send_resp = await AIBus.get_default_bus().send_message(sendmsg)
if send_resp is not None:
result_prompt_str += f"\n{target} response is :{send_resp.body}"
agent_sesion = AIChatSession.get_session(self.agent_id,f"{sendmsg.target}#{sendmsg.topic}",self.chat_db)
agent_sesion.append(sendmsg)
agent_sesion.append(send_resp)
final_result = llm_result.resp + result_prompt_str
if is_ignore is not True:
resp_msg = msg.create_resp_msg(final_result)
chatsession.append(msg)
chatsession.append(resp_msg)
return resp_msg
return None
def get_id(self) -> str:
return self.agent_id
def get_fullname(self) -> str:
return self.fullname
def get_template_id(self) -> str:
return self.template_id
def get_llm_model_name(self) -> str:
return self.llm_model_name
def get_max_token_size(self) -> int:
return self.max_token_size
async def _get_history_prompt_for_think(self,chatsession:AIChatSession,summary:str,system_token_len:int,pos:int)->(AgentPrompt,int):
history_len = (self.max_token_size * 0.7) - system_token_len
messages = chatsession.read_history(self.history_len,pos,"natural") # read
result_token_len = 0
result_prompt = AgentPrompt()
have_summary = False
if summary is not None:
if len(summary) > 1:
have_summary = True
if have_summary:
result_prompt.messages.append({"role":"user","content":summary})
result_token_len -= len(summary)
else:
result_prompt.messages.append({"role":"user","content":"There is no summary yet."})
result_token_len -= 6
read_history_msg = 0
history_str : str = ""
for msg in messages:
read_history_msg += 1
dt = datetime.datetime.fromtimestamp(float(msg.create_time))
formatted_time = dt.strftime('%y-%m-%d %H:%M:%S')
record_str = f"{msg.sender},[{formatted_time}]\n{msg.body}\n"
history_str = history_str + record_str
history_len -= len(msg.body)
result_token_len += len(msg.body)
if history_len < 0:
logger.warning(f"_get_prompt_from_session reach limit of token,just read {read_history_msg} history message.")
break
result_prompt.messages.append({"role":"user","content":history_str})
return result_prompt,pos+read_history_msg
async def _get_prompt_from_session_for_groupchat(self,chatsession:AIChatSession,system_token_len,input_token_len,is_groupchat=False):
history_len = (self.max_token_size * 0.7) - system_token_len - input_token_len
messages = chatsession.read_history(self.history_len) # read
result_token_len = 0
result_prompt = AgentPrompt()
read_history_msg = 0
for msg in reversed(messages):
read_history_msg += 1
dt = datetime.datetime.fromtimestamp(float(msg.create_time))
formatted_time = dt.strftime('%y-%m-%d %H:%M:%S')
if msg.sender == self.agent_id:
if self.enable_timestamp:
result_prompt.messages.append({"role":"assistant","content":f"(create on {formatted_time}) {msg.body} "})
else:
result_prompt.messages.append({"role":"assistant","content":msg.body})
else:
if self.enable_timestamp:
result_prompt.messages.append({"role":"user","content":f"(create on {formatted_time}) {msg.body} "})
else:
result_prompt.messages.append({"role":"user","content":f"{msg.sender}:{msg.body}"})
history_len -= len(msg.body)
result_token_len += len(msg.body)
if history_len < 0:
logger.warning(f"_get_prompt_from_session reach limit of token,just read {read_history_msg} history message.")
break
return result_prompt,result_token_len
async def _get_prompt_from_session(self,chatsession:AIChatSession,system_token_len,input_token_len) -> AgentPrompt:
# TODO: get prompt from group chat is different from single chat
history_len = (self.max_token_size * 0.7) - system_token_len - input_token_len
messages = chatsession.read_history(self.history_len) # read
result_token_len = 0
result_prompt = AgentPrompt()
read_history_msg = 0
if chatsession.summary is not None:
if len(chatsession.summary) > 1:
result_prompt.messages.append({"role":"user","content":chatsession.summary})
result_token_len -= len(chatsession.summary)
for msg in reversed(messages):
read_history_msg += 1
dt = datetime.datetime.fromtimestamp(float(msg.create_time))
formatted_time = dt.strftime('%y-%m-%d %H:%M:%S')
if msg.sender == self.agent_id:
if self.enable_timestamp:
result_prompt.messages.append({"role":"assistant","content":f"(create on {formatted_time}) {msg.body} "})
else:
result_prompt.messages.append({"role":"assistant","content":msg.body})
else:
if self.enable_timestamp:
result_prompt.messages.append({"role":"user","content":f"(create on {formatted_time}) {msg.body} "})
else:
result_prompt.messages.append({"role":"user","content":msg.body})
history_len -= len(msg.body)
result_token_len += len(msg.body)
if history_len < 0:
logger.warning(f"_get_prompt_from_session reach limit of token,just read {read_history_msg} history message.")
break
return result_prompt,result_token_len