Add Excalidraw diagram file for visual representation of input-output flow

Created a new Excalidraw file that includes a diagram illustrating the input box, database, and output box with connecting arrows. This visual aid enhances understanding of the data flow within the application.

src/crewai/agents/parser.py

@@ -91,14 +91,6 @@ class CrewAgentParser:
             r"Action\s*\d*\s*:[\s]*(.*?)[\s]*Action\s*\d*\s*Input\s*\d*\s*:[\s]*(.*)"
         )
         action_match = re.search(regex, text, re.DOTALL)
-
-        # Check if both final answer and action are present
-        if includes_answer and action_match:
-            raise OutputParserException(
-                f"{FINAL_ANSWER_AND_PARSABLE_ACTION_ERROR_MESSAGE}"
-            )
-
-        # Handle final answer case
         if includes_answer:
             final_answer = text.split(FINAL_ANSWER_ACTION)[-1].strip()
             # Check whether the final answer ends with triple backticks.
@@ -110,8 +102,11 @@ class CrewAgentParser:
                     final_answer = final_answer[:-3].rstrip()
             return AgentFinish(thought, final_answer, text)
 
-        # Handle action case
         elif action_match:
+            if includes_answer:
+                raise OutputParserException(
+                    f"{FINAL_ANSWER_AND_PARSABLE_ACTION_ERROR_MESSAGE}"
+                )
             action = action_match.group(1)
             clean_action = self._clean_action(action)
 

src/crewai/lite_agent.py

@@ -237,25 +237,15 @@ class LiteAgent(BaseModel):
 
             # Execute the agent using invoke loop
             agent_finish = self._invoke_loop()
-
             formatted_result: Optional[BaseModel] = None
             if self.response_format:
                 try:
-                    final_answer_match = re.search(
-                        r"Final Answer:\s*(.*?)(?:\n\n|$)",
-                        agent_finish.output,
-                        re.DOTALL,
+                    # Cast to BaseModel to ensure type safety
+                    result = self.response_format.model_validate_json(
+                        agent_finish.output
                     )
-                    if final_answer_match:
-                        json_content = final_answer_match.group(1).strip()
-                        result = self.response_format.model_validate_json(json_content)
-                        if isinstance(result, BaseModel):
-                            formatted_result = result
-                    else:
-                        self._printer.print(
-                            content="Could not find Final Answer section in the output",
-                            color="yellow",
-                        )
+                    if isinstance(result, BaseModel):
+                        formatted_result = result
                 except Exception as e:
                     self._printer.print(
                         content=f"Failed to parse output into response format: {str(e)}",