mirror of
https://github.com/crewAIInc/crewAI.git
synced 2026-01-28 17:48:13 +00:00
refactor: use try/finally for event pairing in tool usage
This commit is contained in:
Greyson LaLonde
@@ -241,6 +241,9 @@ class ToolUsage:
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if self.task:
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if self.task:
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self.task.increment_tools_errors()
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self.task.increment_tools_errors()
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started_at = time.time()
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started_event_emitted = False
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if self.agent:
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if self.agent:
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event_data = {
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event_data = {
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"agent_key": self.agent.key,
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"agent_key": self.agent.key,
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@@ -258,151 +261,160 @@ class ToolUsage:
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event_data["task_name"] = self.task.name or self.task.description
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event_data["task_name"] = self.task.name or self.task.description
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event_data["task_id"] = str(self.task.id)
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event_data["task_id"] = str(self.task.id)
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crewai_event_bus.emit(self, ToolUsageStartedEvent(**event_data))
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crewai_event_bus.emit(self, ToolUsageStartedEvent(**event_data))
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started_event_emitted = True
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started_at = time.time()
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from_cache = False
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from_cache = False
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result = None # type: ignore
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result = None # type: ignore
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should_retry = False
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available_tool = None
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if self.tools_handler and self.tools_handler.cache:
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try:
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input_str = ""
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if self.tools_handler and self.tools_handler.cache:
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if calling.arguments:
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input_str = ""
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if isinstance(calling.arguments, dict):
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if calling.arguments:
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input_str = json.dumps(calling.arguments)
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if isinstance(calling.arguments, dict):
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else:
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input_str = json.dumps(calling.arguments)
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input_str = str(calling.arguments)
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else:
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input_str = str(calling.arguments)
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result = self.tools_handler.cache.read(
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result = self.tools_handler.cache.read(
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tool=calling.tool_name, input=input_str
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tool=calling.tool_name, input=input_str
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) # type: ignore
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) # type: ignore
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from_cache = result is not None
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from_cache = result is not None
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available_tool = next(
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available_tool = next(
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(
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(
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available_tool
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available_tool
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for available_tool in self.tools
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for available_tool in self.tools
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if available_tool.name == tool.name
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if available_tool.name == tool.name
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),
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),
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None,
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None,
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)
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)
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usage_limit_error = self._check_usage_limit(available_tool, tool.name)
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usage_limit_error = self._check_usage_limit(available_tool, tool.name)
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if usage_limit_error:
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if usage_limit_error:
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try:
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result = usage_limit_error
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result = usage_limit_error
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self._telemetry.tool_usage_error(llm=self.function_calling_llm)
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self._telemetry.tool_usage_error(llm=self.function_calling_llm)
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return self._format_result(result=result)
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result = self._format_result(result=result)
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except Exception:
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# Don't return early - fall through to finally block
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if self.task:
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elif result is None:
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self.task.increment_tools_errors()
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try:
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if calling.tool_name in [
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if result is None:
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"Delegate work to coworker",
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try:
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"Ask question to coworker",
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if calling.tool_name in [
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]:
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"Delegate work to coworker",
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coworker = (
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"Ask question to coworker",
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calling.arguments.get("coworker")
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]:
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if calling.arguments
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coworker = (
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else None
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calling.arguments.get("coworker") if calling.arguments else None
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)
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if self.task:
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self.task.increment_delegations(coworker)
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if calling.arguments:
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try:
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acceptable_args = tool.args_schema.model_json_schema()[
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"properties"
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].keys()
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arguments = {
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k: v
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for k, v in calling.arguments.items()
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if k in acceptable_args
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}
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arguments = self._add_fingerprint_metadata(arguments)
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result = await tool.ainvoke(input=arguments)
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except Exception:
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arguments = calling.arguments
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arguments = self._add_fingerprint_metadata(arguments)
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result = await tool.ainvoke(input=arguments)
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else:
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arguments = self._add_fingerprint_metadata({})
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result = await tool.ainvoke(input=arguments)
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except Exception as e:
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self.on_tool_error(tool=tool, tool_calling=calling, e=e)
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self._run_attempts += 1
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if self._run_attempts > self._max_parsing_attempts:
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self._telemetry.tool_usage_error(llm=self.function_calling_llm)
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error_message = self._i18n.errors("tool_usage_exception").format(
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error=e, tool=tool.name, tool_inputs=tool.description
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)
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error = ToolUsageError(
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f"\n{error_message}.\nMoving on then. {self._i18n.slice('format').format(tool_names=self.tools_names)}"
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).message
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if self.task:
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self.task.increment_tools_errors()
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if self.agent and self.agent.verbose:
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self._printer.print(
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content=f"\n\n{error_message}\n", color="red"
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)
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)
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return error
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if self.task:
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self.task.increment_delegations(coworker)
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if self.task:
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if calling.arguments:
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self.task.increment_tools_errors()
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try:
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return await self.ause(calling=calling, tool_string=tool_string)
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acceptable_args = tool.args_schema.model_json_schema()[
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"properties"
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].keys()
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arguments = {
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k: v
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for k, v in calling.arguments.items()
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if k in acceptable_args
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}
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arguments = self._add_fingerprint_metadata(arguments)
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result = await tool.ainvoke(input=arguments)
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except Exception:
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arguments = calling.arguments
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arguments = self._add_fingerprint_metadata(arguments)
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result = await tool.ainvoke(input=arguments)
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else:
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arguments = self._add_fingerprint_metadata({})
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result = await tool.ainvoke(input=arguments)
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if self.tools_handler:
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if self.tools_handler:
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should_cache = True
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should_cache = True
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if (
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if (
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hasattr(available_tool, "cache_function")
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hasattr(available_tool, "cache_function")
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and available_tool.cache_function
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and available_tool.cache_function
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):
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):
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should_cache = available_tool.cache_function(
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should_cache = available_tool.cache_function(
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calling.arguments, result
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calling.arguments, result
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)
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self.tools_handler.on_tool_use(
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calling=calling, output=result, should_cache=should_cache
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)
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self._telemetry.tool_usage(
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llm=self.function_calling_llm,
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tool_name=tool.name,
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attempts=self._run_attempts,
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)
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)
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result = self._format_result(result=result)
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data = {
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"result": result,
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"tool_name": tool.name,
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"tool_args": calling.arguments,
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}
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self.tools_handler.on_tool_use(
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if (
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calling=calling, output=result, should_cache=should_cache
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hasattr(available_tool, "result_as_answer")
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and available_tool.result_as_answer
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):
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result_as_answer = available_tool.result_as_answer
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data["result_as_answer"] = result_as_answer
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if self.agent and hasattr(self.agent, "tools_results"):
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self.agent.tools_results.append(data)
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if available_tool and hasattr(
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available_tool, "current_usage_count"
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):
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available_tool.current_usage_count += 1
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if (
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hasattr(available_tool, "max_usage_count")
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and available_tool.max_usage_count is not None
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):
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self._printer.print(
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content=f"Tool '{available_tool.name}' usage: {available_tool.current_usage_count}/{available_tool.max_usage_count}",
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color="blue",
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)
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except Exception as e:
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self.on_tool_error(tool=tool, tool_calling=calling, e=e)
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self._run_attempts += 1
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if self._run_attempts > self._max_parsing_attempts:
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self._telemetry.tool_usage_error(llm=self.function_calling_llm)
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error_message = self._i18n.errors(
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"tool_usage_exception"
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).format(error=e, tool=tool.name, tool_inputs=tool.description)
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result = ToolUsageError(
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f"\n{error_message}.\nMoving on then. {self._i18n.slice('format').format(tool_names=self.tools_names)}"
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).message
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if self.task:
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self.task.increment_tools_errors()
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if self.agent and self.agent.verbose:
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self._printer.print(
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content=f"\n\n{error_message}\n", color="red"
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)
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else:
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if self.task:
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self.task.increment_tools_errors()
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should_retry = True
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finally:
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if started_event_emitted:
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self.on_tool_use_finished(
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tool=tool,
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tool_calling=calling,
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from_cache=from_cache,
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started_at=started_at,
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result=result,
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)
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)
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self._telemetry.tool_usage(
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# Handle retry after finally block ensures finished event was emitted
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llm=self.function_calling_llm,
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if should_retry:
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tool_name=tool.name,
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return await self.ause(calling=calling, tool_string=tool_string)
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attempts=self._run_attempts,
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)
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result = self._format_result(result=result)
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data = {
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"result": result,
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"tool_name": tool.name,
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"tool_args": calling.arguments,
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}
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self.on_tool_use_finished(
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tool=tool,
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tool_calling=calling,
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from_cache=from_cache,
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started_at=started_at,
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result=result,
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)
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if (
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hasattr(available_tool, "result_as_answer")
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and available_tool.result_as_answer # type: ignore
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):
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result_as_answer = available_tool.result_as_answer # type: ignore
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data["result_as_answer"] = result_as_answer # type: ignore
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if self.agent and hasattr(self.agent, "tools_results"):
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self.agent.tools_results.append(data)
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if available_tool and hasattr(available_tool, "current_usage_count"):
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available_tool.current_usage_count += 1
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if (
|
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hasattr(available_tool, "max_usage_count")
|
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and available_tool.max_usage_count is not None
|
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):
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self._printer.print(
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content=f"Tool '{available_tool.name}' usage: {available_tool.current_usage_count}/{available_tool.max_usage_count}",
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color="blue",
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)
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return result
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return result
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@@ -412,6 +424,7 @@ class ToolUsage:
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tool: CrewStructuredTool,
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tool: CrewStructuredTool,
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calling: ToolCalling | InstructorToolCalling,
|
calling: ToolCalling | InstructorToolCalling,
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) -> str:
|
) -> str:
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|
# Repeated usage check happens before event emission - safe to return early
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if self._check_tool_repeated_usage(calling=calling):
|
if self._check_tool_repeated_usage(calling=calling):
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try:
|
try:
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result = self._i18n.errors("task_repeated_usage").format(
|
result = self._i18n.errors("task_repeated_usage").format(
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@@ -428,6 +441,9 @@ class ToolUsage:
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if self.task:
|
if self.task:
|
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self.task.increment_tools_errors()
|
self.task.increment_tools_errors()
|
||||||
|
|
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|
started_at = time.time()
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|
started_event_emitted = False
|
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|
|
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if self.agent:
|
if self.agent:
|
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event_data = {
|
event_data = {
|
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"agent_key": self.agent.key,
|
"agent_key": self.agent.key,
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@@ -446,155 +462,160 @@ class ToolUsage:
|
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event_data["task_name"] = self.task.name or self.task.description
|
event_data["task_name"] = self.task.name or self.task.description
|
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event_data["task_id"] = str(self.task.id)
|
event_data["task_id"] = str(self.task.id)
|
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crewai_event_bus.emit(self, ToolUsageStartedEvent(**event_data))
|
crewai_event_bus.emit(self, ToolUsageStartedEvent(**event_data))
|
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|
started_event_emitted = True
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|
|
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started_at = time.time()
|
|
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from_cache = False
|
from_cache = False
|
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result = None # type: ignore
|
result = None # type: ignore
|
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|
should_retry = False
|
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|
available_tool = None
|
||||||
|
|
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if self.tools_handler and self.tools_handler.cache:
|
try:
|
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input_str = ""
|
if self.tools_handler and self.tools_handler.cache:
|
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if calling.arguments:
|
input_str = ""
|
||||||
if isinstance(calling.arguments, dict):
|
if calling.arguments:
|
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import json
|
if isinstance(calling.arguments, dict):
|
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|
input_str = json.dumps(calling.arguments)
|
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|
else:
|
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|
input_str = str(calling.arguments)
|
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|
|
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input_str = json.dumps(calling.arguments)
|
result = self.tools_handler.cache.read(
|
||||||
else:
|
tool=calling.tool_name, input=input_str
|
||||||
input_str = str(calling.arguments)
|
) # type: ignore
|
||||||
|
from_cache = result is not None
|
||||||
|
|
||||||
result = self.tools_handler.cache.read(
|
available_tool = next(
|
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tool=calling.tool_name, input=input_str
|
(
|
||||||
) # type: ignore
|
available_tool
|
||||||
from_cache = result is not None
|
for available_tool in self.tools
|
||||||
|
if available_tool.name == tool.name
|
||||||
|
),
|
||||||
|
None,
|
||||||
|
)
|
||||||
|
|
||||||
available_tool = next(
|
usage_limit_error = self._check_usage_limit(available_tool, tool.name)
|
||||||
(
|
if usage_limit_error:
|
||||||
available_tool
|
|
||||||
for available_tool in self.tools
|
|
||||||
if available_tool.name == tool.name
|
|
||||||
),
|
|
||||||
None,
|
|
||||||
)
|
|
||||||
|
|
||||||
usage_limit_error = self._check_usage_limit(available_tool, tool.name)
|
|
||||||
if usage_limit_error:
|
|
||||||
try:
|
|
||||||
result = usage_limit_error
|
result = usage_limit_error
|
||||||
self._telemetry.tool_usage_error(llm=self.function_calling_llm)
|
self._telemetry.tool_usage_error(llm=self.function_calling_llm)
|
||||||
return self._format_result(result=result)
|
result = self._format_result(result=result)
|
||||||
except Exception:
|
# Don't return early - fall through to finally block
|
||||||
if self.task:
|
elif result is None:
|
||||||
self.task.increment_tools_errors()
|
try:
|
||||||
|
if calling.tool_name in [
|
||||||
if result is None:
|
"Delegate work to coworker",
|
||||||
try:
|
"Ask question to coworker",
|
||||||
if calling.tool_name in [
|
]:
|
||||||
"Delegate work to coworker",
|
coworker = (
|
||||||
"Ask question to coworker",
|
calling.arguments.get("coworker")
|
||||||
]:
|
if calling.arguments
|
||||||
coworker = (
|
else None
|
||||||
calling.arguments.get("coworker") if calling.arguments else None
|
|
||||||
)
|
|
||||||
if self.task:
|
|
||||||
self.task.increment_delegations(coworker)
|
|
||||||
|
|
||||||
if calling.arguments:
|
|
||||||
try:
|
|
||||||
acceptable_args = tool.args_schema.model_json_schema()[
|
|
||||||
"properties"
|
|
||||||
].keys()
|
|
||||||
arguments = {
|
|
||||||
k: v
|
|
||||||
for k, v in calling.arguments.items()
|
|
||||||
if k in acceptable_args
|
|
||||||
}
|
|
||||||
# Add fingerprint metadata if available
|
|
||||||
arguments = self._add_fingerprint_metadata(arguments)
|
|
||||||
result = tool.invoke(input=arguments)
|
|
||||||
except Exception:
|
|
||||||
arguments = calling.arguments
|
|
||||||
# Add fingerprint metadata if available
|
|
||||||
arguments = self._add_fingerprint_metadata(arguments)
|
|
||||||
result = tool.invoke(input=arguments)
|
|
||||||
else:
|
|
||||||
# Add fingerprint metadata even to empty arguments
|
|
||||||
arguments = self._add_fingerprint_metadata({})
|
|
||||||
result = tool.invoke(input=arguments)
|
|
||||||
except Exception as e:
|
|
||||||
self.on_tool_error(tool=tool, tool_calling=calling, e=e)
|
|
||||||
self._run_attempts += 1
|
|
||||||
if self._run_attempts > self._max_parsing_attempts:
|
|
||||||
self._telemetry.tool_usage_error(llm=self.function_calling_llm)
|
|
||||||
error_message = self._i18n.errors("tool_usage_exception").format(
|
|
||||||
error=e, tool=tool.name, tool_inputs=tool.description
|
|
||||||
)
|
|
||||||
error = ToolUsageError(
|
|
||||||
f"\n{error_message}.\nMoving on then. {self._i18n.slice('format').format(tool_names=self.tools_names)}"
|
|
||||||
).message
|
|
||||||
if self.task:
|
|
||||||
self.task.increment_tools_errors()
|
|
||||||
if self.agent and self.agent.verbose:
|
|
||||||
self._printer.print(
|
|
||||||
content=f"\n\n{error_message}\n", color="red"
|
|
||||||
)
|
)
|
||||||
return error
|
if self.task:
|
||||||
|
self.task.increment_delegations(coworker)
|
||||||
|
|
||||||
if self.task:
|
if calling.arguments:
|
||||||
self.task.increment_tools_errors()
|
try:
|
||||||
return self.use(calling=calling, tool_string=tool_string)
|
acceptable_args = tool.args_schema.model_json_schema()[
|
||||||
|
"properties"
|
||||||
|
].keys()
|
||||||
|
arguments = {
|
||||||
|
k: v
|
||||||
|
for k, v in calling.arguments.items()
|
||||||
|
if k in acceptable_args
|
||||||
|
}
|
||||||
|
arguments = self._add_fingerprint_metadata(arguments)
|
||||||
|
result = tool.invoke(input=arguments)
|
||||||
|
except Exception:
|
||||||
|
arguments = calling.arguments
|
||||||
|
arguments = self._add_fingerprint_metadata(arguments)
|
||||||
|
result = tool.invoke(input=arguments)
|
||||||
|
else:
|
||||||
|
arguments = self._add_fingerprint_metadata({})
|
||||||
|
result = tool.invoke(input=arguments)
|
||||||
|
|
||||||
if self.tools_handler:
|
if self.tools_handler:
|
||||||
should_cache = True
|
should_cache = True
|
||||||
if (
|
if (
|
||||||
hasattr(available_tool, "cache_function")
|
hasattr(available_tool, "cache_function")
|
||||||
and available_tool.cache_function
|
and available_tool.cache_function
|
||||||
):
|
):
|
||||||
should_cache = available_tool.cache_function(
|
should_cache = available_tool.cache_function(
|
||||||
calling.arguments, result
|
calling.arguments, result
|
||||||
|
)
|
||||||
|
|
||||||
|
self.tools_handler.on_tool_use(
|
||||||
|
calling=calling, output=result, should_cache=should_cache
|
||||||
|
)
|
||||||
|
|
||||||
|
self._telemetry.tool_usage(
|
||||||
|
llm=self.function_calling_llm,
|
||||||
|
tool_name=tool.name,
|
||||||
|
attempts=self._run_attempts,
|
||||||
)
|
)
|
||||||
|
result = self._format_result(result=result)
|
||||||
|
data = {
|
||||||
|
"result": result,
|
||||||
|
"tool_name": tool.name,
|
||||||
|
"tool_args": calling.arguments,
|
||||||
|
}
|
||||||
|
|
||||||
self.tools_handler.on_tool_use(
|
if (
|
||||||
calling=calling, output=result, should_cache=should_cache
|
hasattr(available_tool, "result_as_answer")
|
||||||
|
and available_tool.result_as_answer
|
||||||
|
):
|
||||||
|
result_as_answer = available_tool.result_as_answer
|
||||||
|
data["result_as_answer"] = result_as_answer
|
||||||
|
|
||||||
|
if self.agent and hasattr(self.agent, "tools_results"):
|
||||||
|
self.agent.tools_results.append(data)
|
||||||
|
|
||||||
|
if available_tool and hasattr(
|
||||||
|
available_tool, "current_usage_count"
|
||||||
|
):
|
||||||
|
available_tool.current_usage_count += 1
|
||||||
|
if (
|
||||||
|
hasattr(available_tool, "max_usage_count")
|
||||||
|
and available_tool.max_usage_count is not None
|
||||||
|
):
|
||||||
|
self._printer.print(
|
||||||
|
content=f"Tool '{available_tool.name}' usage: {available_tool.current_usage_count}/{available_tool.max_usage_count}",
|
||||||
|
color="blue",
|
||||||
|
)
|
||||||
|
|
||||||
|
except Exception as e:
|
||||||
|
self.on_tool_error(tool=tool, tool_calling=calling, e=e)
|
||||||
|
self._run_attempts += 1
|
||||||
|
if self._run_attempts > self._max_parsing_attempts:
|
||||||
|
self._telemetry.tool_usage_error(llm=self.function_calling_llm)
|
||||||
|
error_message = self._i18n.errors(
|
||||||
|
"tool_usage_exception"
|
||||||
|
).format(error=e, tool=tool.name, tool_inputs=tool.description)
|
||||||
|
result = ToolUsageError(
|
||||||
|
f"\n{error_message}.\nMoving on then. {self._i18n.slice('format').format(tool_names=self.tools_names)}"
|
||||||
|
).message
|
||||||
|
if self.task:
|
||||||
|
self.task.increment_tools_errors()
|
||||||
|
if self.agent and self.agent.verbose:
|
||||||
|
self._printer.print(
|
||||||
|
content=f"\n\n{error_message}\n", color="red"
|
||||||
|
)
|
||||||
|
else:
|
||||||
|
if self.task:
|
||||||
|
self.task.increment_tools_errors()
|
||||||
|
should_retry = True
|
||||||
|
|
||||||
|
finally:
|
||||||
|
if started_event_emitted:
|
||||||
|
self.on_tool_use_finished(
|
||||||
|
tool=tool,
|
||||||
|
tool_calling=calling,
|
||||||
|
from_cache=from_cache,
|
||||||
|
started_at=started_at,
|
||||||
|
result=result,
|
||||||
)
|
)
|
||||||
self._telemetry.tool_usage(
|
|
||||||
llm=self.function_calling_llm,
|
|
||||||
tool_name=tool.name,
|
|
||||||
attempts=self._run_attempts,
|
|
||||||
)
|
|
||||||
result = self._format_result(result=result)
|
|
||||||
data = {
|
|
||||||
"result": result,
|
|
||||||
"tool_name": tool.name,
|
|
||||||
"tool_args": calling.arguments,
|
|
||||||
}
|
|
||||||
|
|
||||||
self.on_tool_use_finished(
|
# Handle retry after finally block ensures finished event was emitted
|
||||||
tool=tool,
|
if should_retry:
|
||||||
tool_calling=calling,
|
return self.use(calling=calling, tool_string=tool_string)
|
||||||
from_cache=from_cache,
|
|
||||||
started_at=started_at,
|
|
||||||
result=result,
|
|
||||||
)
|
|
||||||
|
|
||||||
if (
|
|
||||||
hasattr(available_tool, "result_as_answer")
|
|
||||||
and available_tool.result_as_answer # type: ignore # Item "None" of "Any | None" has no attribute "cache_function"
|
|
||||||
):
|
|
||||||
result_as_answer = available_tool.result_as_answer # type: ignore # Item "None" of "Any | None" has no attribute "result_as_answer"
|
|
||||||
data["result_as_answer"] = result_as_answer # type: ignore
|
|
||||||
|
|
||||||
if self.agent and hasattr(self.agent, "tools_results"):
|
|
||||||
self.agent.tools_results.append(data)
|
|
||||||
|
|
||||||
if available_tool and hasattr(available_tool, "current_usage_count"):
|
|
||||||
available_tool.current_usage_count += 1
|
|
||||||
if (
|
|
||||||
hasattr(available_tool, "max_usage_count")
|
|
||||||
and available_tool.max_usage_count is not None
|
|
||||||
):
|
|
||||||
self._printer.print(
|
|
||||||
content=f"Tool '{available_tool.name}' usage: {available_tool.current_usage_count}/{available_tool.max_usage_count}",
|
|
||||||
color="blue",
|
|
||||||
)
|
|
||||||
|
|
||||||
return result
|
return result
|
||||||
|
|
||||||
|
|||||||
Reference in New Issue
Block a user