更新上agent提示词代码 (#1626) (#1627)

configs/prompt_config.py.example

@@ -14,10 +14,36 @@ PROMPT_TEMPLATES = {
     # LLM对话模板
     "llm_chat": "{{ input }}",
 
-    # 基于本地知识问答的提示词模
-    "knowledge_base_chat": """<指令>根据已知信息，简洁和专业的来回答问题。如果无法从中得到答案，请说 “根据已知信息无法回答该问题”，不允许在答案中添加编造成分，答案请使用中文。 </指令>
+    # 基于本地知识问答的提示词模板
+    "knowledge_base_chat":
+    """
+    <指令>根据已知信息，简洁和专业的来回答问题。如果无法从中得到答案，请说 “根据已知信息无法回答该问题”，不允许在答案中添加编造成分，答案请使用中文。 </指令>
+    <已知信息>{{ context }}</已知信息>、
+    <问题>{{ question }}</问题>""",
 
-<已知信息>{{ context }}</已知信息>
+    # 基于agent的提示词模板
+    "agent_chat":
+    """
+    Answer the following questions as best you can. You have access to the following tools:
 
-<问题>{{ question }}</问题>""",
+    {tools}
+    Use the following format:
+
+    Question: the input question you must answer
+    Thought: you should always think about what to do
+    Action: the action to take, should be one of [{tool_names}]
+    Action Input: the input to the action
+    Observation: the result of the action
+    ... (this Thought/Action/Action Input/Observation can be repeated zero or more times)
+    Thought: I now know the final answer
+    Final Answer: the final answer to the original input question
+
+    Begin!
+
+    history:
+    {history}
+
+    Question: {input}
+    Thought: {agent_scratchpad}
+"""
 }