Update app.py

app.py

@@ -19,7 +19,14 @@ class BasicAgent:
 
     def __call__(self, question: str, files: list[str] = None) -> str:
         print(f"Agent received question: {question[:50]}... with files: {files}")
-        result = self.answer_question(question, files)
+        # Handle files being a list - extract the first file if it's a list
+        file_path = None
+        if files:
+            if isinstance(files, list) and len(files) > 0:
+                file_path = files[0]
+            elif isinstance(files, str):
+                file_path = files
+        result = self.answer_question(question, file_path)
         print(f"Agent returning answer: {result}")
         return result
 
@@ -208,12 +215,12 @@ def run_and_submit_all(profile: gr.OAuthProfile | None):
             print(f"Skipping item with missing task_id or question: {item}")
             continue
         try:
-            # FIXED: Pass files (not task_id) to the agent
-            if files is None or files == '':
+            # Handle files - could be None, empty string, list, or string
+            if files is None or files == '' or (isinstance(files, list) and len(files) == 0):
                 print(f"No files for task {task_id}")
                 submitted_answer = agent(question_text)
             else:
-                print(f"Processing task {task_id} with file: {files}")
+                print(f"Processing task {task_id} with file: {files} (type: {type(files)})")
                 submitted_answer = agent(question_text, files)
             answers_payload.append({"task_id": task_id, "submitted_answer": submitted_answer})
             results_log.append({"Task ID": task_id, "Question": question_text, "Submitted Answer": submitted_answer})