Refactor agent.py to implement BasicAgent class with enhanced file handling capabilities and integrate smolagents.CodeAgent for improved task processing.

agent.py

@@ -4,19 +4,73 @@ from dotenv import load_dotenv
 
 load_dotenv()
 
-model = InferenceClientModel( token=os.getenv("HF_TOKEN")) # You can choose to not pass any model_id to InferenceClientModel to use a default model
+# Configure the underlying LLM model for the agent
+smol_model = InferenceClientModel(token=os.getenv("HF_TOKEN")) # You can choose to not pass any model_id to InferenceClientModel to use a default model
 # you can also specify a particular provider e.g. provider="together" or provider="sambanova"
-agent = CodeAgent(tools=[WebSearchTool()], model=model, add_base_tools=True)
 
-agent.run(
-    "Could you give me the 118th number in the Fibonacci sequence?",
+# Instantiate the CodeAgent with authorized imports for file operations
+# WebSearchTool is kept as an example, you might want to add/remove tools as needed.
+smol_code_agent_instance = CodeAgent(
+    tools=[WebSearchTool()],
+    model=smol_model,
+    add_base_tools=True,
+    additional_authorized_imports=["os", "io"] # Authorize os and io for file access
 )
 
+# This is the agent class that app.py will instantiate and use.
+# It wraps the smolagents.CodeAgent.
 class BasicAgent:
     def __init__(self):
-        print("BasicAgent initialized.")
-    def __call__(self, question: str) -> str:
-        print(f"Agent received question (first 50 chars): {question[:50]}...")
-        fixed_answer = "This is a default answer."
-        print(f"Agent returning fixed answer: {fixed_answer}")
-        return fixed_answer
+        self.smol_agent = smol_code_agent_instance
+        print("BasicAgent (using smolagents.CodeAgent) initialized.")
+
+    def __call__(self, question: str, file_path: str | None = None) -> str:
+        print(f"BasicAgent received question (first 100 chars): {question[:100]}...")
+        
+        task_description = question
+        run_additional_args = {}
+
+        if file_path:
+            print(f"BasicAgent received file_path: {file_path}")
+            # Augment the task description to inform the agent about the file
+            # and how to access it via additional_args.
+            task_description += (
+                f"\n\nA file relevant to this task has been provided. "
+                f"You can access this file's content using standard Python file operations (e.g., open(), read()). "
+                f"The path to this file is available in the 'additional_args' dictionary, passed to the run method, under the key 'task_file'. "
+                f"The value is: '{file_path}'."
+            )
+            run_additional_args["additional_args"] = {"task_file": file_path}
+            print(f"Passing to smolagent: task='{task_description[:150]}...', additional_args={run_additional_args['additional_args']}")
+        else:
+            print("BasicAgent received no file_path.")
+            print(f"Passing to smolagent: task='{task_description[:150]}...'")
+
+        try:
+            # The CodeAgent's .run() method returns the final answer.
+            # Pass additional_args if they exist.
+            if run_additional_args:
+                answer = self.smol_agent.run(task_description, **run_additional_args)
+            else:
+                answer = self.smol_agent.run(task_description)
+                
+            print(f"smolagents.CodeAgent returned: {str(answer)[:200]}...") # Log a snippet of the answer
+            return str(answer)  # Ensure the output is a string
+        except Exception as e:
+            print(f"Error during smolagents.CodeAgent run: {e}")
+            # It's often good to return a more informative error message
+            return f"AGENT_ERROR: An error occurred while processing with CodeAgent: {str(e)}"
+
+# Example test run (optional, can be commented out for deployment)
+# if __name__ == '__main__':
+#     print("Testing CodeAgent with a simple task...")
+#     test_agent = BasicAgent()
+#     # Test without file
+#     # response = test_agent("What is the capital of France?")
+#     # print(f"Test response (no file): {response}")
+#     # To test with a file, you'd create a dummy file and pass its path:
+#     # with open("dummy_test_file.txt", "w") as f:
+#     #     f.write("This is a test file for the agent.")
+#     # response_with_file = test_agent("Summarize the content of the provided file.", file_path="dummy_test_file.txt")
+#     # print(f"Test response (with file): {response_with_file}")
+#     # os.remove("dummy_test_file.txt")