refactor: remove _parse_tools method from OpenAIAgentAdapter and BaseAgent

- Eliminated the _parse_tools method from OpenAIAgentAdapter and its abstract declaration in BaseAgent.
- Cleaned up related test code in MockAgent to reflect the removal of the method.

src/crewai/agents/agent_adapters/openai_agents/openai_adapter.py

@@ -159,25 +159,6 @@ class OpenAIAgentAdapter(BaseAgentAdapter):
 
         return Converter(llm=llm, text=text, model=model, instructions=instructions)
 
-    def _parse_tools(self, tools: List[BaseTool]) -> List[BaseTool]:
-        """Parse and validate tools"""
-        tools_list = []
-        try:
-            # tentatively try to import from crewai_tools import BaseTool as CrewAITool
-            from crewai.tools import BaseTool as CrewAITool
-
-            for tool in tools:
-                if isinstance(tool, CrewAITool):
-                    tools_list.append(tool.to_structured_tool())
-                else:
-                    tools_list.append(tool)
-        except ModuleNotFoundError:
-            tools_list = []
-            for tool in tools:
-                tools_list.append(tool)
-
-        return tools_list
-
     def configure_structured_output(self, task) -> None:
         """Configure the structured output for the specific agent implementation.
 

src/crewai/agents/agent_builder/base_agent.py

@@ -62,8 +62,6 @@ class BaseAgent(ABC, BaseModel):
             Abstract method to execute a task.
         create_agent_executor(tools=None) -> None:
             Abstract method to create an agent executor.
-        _parse_tools(tools: List[BaseTool]) -> List[Any]:
-            Abstract method to parse tools.
         get_delegation_tools(agents: List["BaseAgent"]):
             Abstract method to set the agents task tools for handling delegation and question asking to other agents in crew.
         get_output_converter(llm, model, instructions):

tests/agents/agent_builder/base_agent_test.py

@@ -18,9 +18,6 @@ class MockAgent(BaseAgent):
 
     def create_agent_executor(self, tools=None) -> None: ...
 
-    def _parse_tools(self, tools: List[BaseTool]) -> List[BaseTool]:
-        return []
-
     def get_delegation_tools(self, agents: List["BaseAgent"]): ...
 
     def get_output_converter(