trying to write to dataset

app.py

@@ -27,11 +27,11 @@ def submit_boundary(
 
     with (
         path_obj.open("rb") as f_in,
-        tempfile.NamedTemporaryFile(delete=False, suffix=".json") as tmp,
+        tempfile.NamedTemporaryFile(delete=False, suffix=".json") as tmp_boundary,
     ):
         file_content = f_in.read()
-        tmp.write(file_content)
-        tmp_path = pathlib.Path(tmp.name)
+        tmp_boundary.write(file_content)
+        tmp_boundary_path = pathlib.Path(tmp_boundary.name)
 
         # write to dataset
         filename = f"data/{timestamp.replace(':', '-')}_{problem_type}.json"
@@ -40,23 +40,28 @@ def submit_boundary(
             "problem_type": problem_type,
             "boundary_json": file_content.decode("utf-8"),  # Or store file path or URL
         }
-        json.dump(record, tmp, indent=2)
-        tmp.flush()
+        with tempfile.NamedTemporaryFile(mode="w", suffix=".json", delete=False) as tmp:
+            json.dump(record, tmp, indent=2)
+            tmp.flush()
+            tmp_name = tmp.name
+
         upload_file(
-            path_or_fileobj=f_in, 
+            path_or_fileobj=tmp_name, 
             path_in_repo=filename,
             repo_id=repo_id,
             repo_type="dataset",
             commit_message=f"Add submission for {problem_type} at {timestamp}"
         )
+        pathlib.Path(tmp_name).unlink()
 
+    # then do eval
     try:
-        result = evaluate_problem(problem_type, str(tmp_path))
+        result = evaluate_problem(problem_type, str(tmp_boundary_path))
         output = str(result)
     except Exception as e:
         output = f"Error during evaluation:\n{e}"
     finally:
-        tmp_path.unlink()
+        tmp_boundary_path.unlink()
 
     return output