Tangledup-ai/lang-agent
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support load sys prompt from txt

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goulustis
2025-10-30 11:20:36 +08:00
parent 2ce35744a3
commit 59696f491c
4 changed files with 31 additions and 3 deletions
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1
configs/route_sys_prompts/optional_chat_prompt.txt Normal file
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@@ -0,0 +1 @@
create a chat_prompt.txt to overwrite the system prompt from xiaozhi

1
configs/route_sys_prompts/route_prompt.txt Normal file
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@@ -0,0 +1 @@
Return a JSON object with 'step'.the value should be one of 'chat' or 'order' based on the user input

1
configs/route_sys_prompts/tool_prompt.txt Normal file
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@@ -0,0 +1 @@
You must use tool to complete the possible task

31
lang_agent/graphs/routing.py
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@@ -9,6 +9,7 @@ import matplotlib.pyplot as plt
import jax import jax
import os.path as osp import os.path as osp
import commentjson import commentjson
import glob
from lang_agent.config import KeyConfig from lang_agent.config import KeyConfig
from lang_agent.tool_manager import ToolManager, ToolManagerConfig from lang_agent.tool_manager import ToolManager, ToolManagerConfig
@@ -45,7 +46,8 @@ class RoutingConfig(KeyConfig):
def __post_init__(self): def __post_init__(self):
super().__post_init__() super().__post_init__()
if self.sys_promp_json is None: if self.sys_promp_json is None:
self.sys_promp_json = osp.join(osp.dirname(osp.dirname(osp.dirname(__file__))), "configs", "route_sys_prompts.json") # self.sys_promp_json = osp.join(osp.dirname(osp.dirname(osp.dirname(__file__))), "configs", "route_sys_prompts.json")
self.sys_promp_json = osp.join(osp.dirname(osp.dirname(osp.dirname(__file__))), "configs", "route_sys_prompts")
logger.warning(f"config_f was not provided. Using default: {self.sys_promp_json}") logger.warning(f"config_f was not provided. Using default: {self.sys_promp_json}")
assert osp.exists(self.sys_promp_json), f"config_f {self.sys_promp_json} does not exist." assert osp.exists(self.sys_promp_json), f"config_f {self.sys_promp_json} does not exist."
@@ -119,8 +121,31 @@ class RoutingGraph(GraphBase):
self.chat_model = create_agent(self.llm, self._get_chat_tools(tool_manager), checkpointer=self.memory) self.chat_model = create_agent(self.llm, self._get_chat_tools(tool_manager), checkpointer=self.memory)
self.tool_model = create_agent(self.llm, tool_manager.get_list_langchain_tools(), checkpointer=self.memory) self.tool_model = create_agent(self.llm, tool_manager.get_list_langchain_tools(), checkpointer=self.memory)
with open(self.config.sys_promp_json , "r") as f: self._load_sys_prompts()
self.prompt_dict:Dict[str, str] = commentjson.load(f)
def _load_sys_prompts(self):
if "json" in self.config.sys_promp_json[-5:]:
logger.info("loading sys prompt from json")
with open(self.config.sys_promp_json , "r") as f:
self.prompt_dict:Dict[str, str] = commentjson.load(f)
elif osp.isdir(self.config.sys_promp_json):
logger.info("loading sys_prompt from txt")
sys_fs = glob.glob(osp.join(self.config.sys_promp_json, "*.txt"))
sys_fs = sorted([e for e in sys_fs if not ("optional" in e)])
assert len(sys_fs) <= 3, "AT MOST 3 PROMPT!"
self.prompt_dict = {}
for sys_f in sys_fs:
key = osp.basename(sys_f).split(".")[0]
with open(sys_f, "r") as f:
self.prompt_dict[key] = f.read()
else:
err_msg = f"{self.config.sys_promp_json} is not supported"
assert 0, err_msg
for k, _ in self.prompt_dict.items():
logger.info(f"loaded {k} system prompt")
def _router_call(self, state:State): def _router_call(self, state:State):