diff --git a/magic_pdf/model/types.py b/magic_pdf/model/types.py
deleted file mode 100644
index 6b110ec6..00000000
--- a/magic_pdf/model/types.py
+++ /dev/null
@@ -1,19 +0,0 @@
-
-import os
-
-from magic_pdf.data.data_reader_writer import FileBasedDataWriter
-from magic_pdf.data.dataset import Dataset
-
-
-class InferenceResult:
-    def __init__(self, inference_results: list, dataset: Dataset):
-        self._infer_res = inference_results
-        self._dataset = dataset
-
-    def draw_model(self, writer: FileBasedDataWriter, dump_file_path: str):
-        dir_name = os.path.dirname(dump_file_path)
-        if dir_name not in ('', '.', '..'):
-            os.makedirs(dir_name, exist_ok=True)
-
-    def get_infer_res(self):
-        return self._infer_res