feat: improve heading level feature with enhanced configuration and error handling

mineru/backend/vlm/token_to_middle_json.py

@@ -11,13 +11,18 @@ from mineru.utils.pdf_image_tools import get_crop_img
 from mineru.version import __version__
 
 heading_level_import_success = False
-try:
+llm_aided_config = get_llm_aided_config()
+if llm_aided_config is not None:
+    title_aided_config = llm_aided_config.get('title_aided', None)
+    if title_aided_config is not None:
+        if title_aided_config.get('enable', False):
+            try:
                 from mineru.utils.llm_aided import llm_aided_title
                 from mineru.backend.pipeline.model_init import AtomModelSingleton
                 heading_level_import_success = True
-except Exception as e:
+            except Exception as e:
                 logger.warning("The heading level feature cannot be used. If you need to use the heading level feature, "
-                   "please execute `pip install mineru[pipeline]` to install the required packages.")
+                               "please execute `pip install mineru[core]` to install the required packages.")
 
 
 def token_to_page_info(token, image_dict, page, image_writer, page_index) -> dict:
@@ -38,11 +43,6 @@ def token_to_page_info(token, image_dict, page, image_writer, page_index) -> dic
     title_blocks = magic_model.get_title_blocks()
 
     # 如果有标题优化需求，则对title_blocks截图det
-    llm_aided_config = get_llm_aided_config()
-    if llm_aided_config is not None:
-        title_aided_config = llm_aided_config.get('title_aided', None)
-        if title_aided_config is not None:
-            if title_aided_config.get('enable', False):
     if heading_level_import_success:
         atom_model_manager = AtomModelSingleton()
         ocr_model = atom_model_manager.get_atom_model(
@@ -91,13 +91,7 @@ def result_to_middle_json(token_list, images_list, pdf_doc, image_writer):
         page_info = token_to_page_info(token, image_dict, page, image_writer, index)
         middle_json["pdf_info"].append(page_info)
 
-    """llm优化"""
-    llm_aided_config = get_llm_aided_config()
-    if llm_aided_config is not None:
-        """标题优化"""
-        title_aided_config = llm_aided_config.get('title_aided', None)
-        if title_aided_config is not None:
-            if title_aided_config.get('enable', False):
+    """llm优化标题分级"""
     if heading_level_import_success:
         llm_aided_title_start_time = time.time()
         llm_aided_title(middle_json["pdf_info"], title_aided_config)