Added parallel_tool_calls config

Author: kosstbarz

databao/configs/llm.py

@@ -52,6 +52,9 @@ class LLMConfig(BaseModel):
     agent_recursion_limit: int = 50
     """Maximum recursion depth for LLM agent execution."""
 
+    parallel_tool_calls: bool = True
+    """Whether agent is allowed to call several tools in one response."""
+
     model_config = ConfigDict(frozen=True, extra="forbid")
 
     def _resolve_timeout(self) -> float | None:

databao/executors/lighthouse/graph.py

@@ -156,7 +156,9 @@ def compile(self, model_config: LLMConfig) -> CompiledStateGraph[Any]:
         tools = self.make_tools()
         llm_model = model_config.new_chat_model()
 
-        model_with_tools = self._model_bind_tools(llm_model, tools)
+        model_with_tools = self._model_bind_tools(
+            llm_model, tools, parallel_tool_calls=model_config.parallel_tool_calls
+        )
 
         def llm_node(state: AgentState) -> dict[str, Any]:
             messages = state["messages"]