diff --git a/modelscope/utils/ast_utils.py b/modelscope/utils/ast_utils.py
index 990a9571..263a81b3 100644
--- a/modelscope/utils/ast_utils.py
+++ b/modelscope/utils/ast_utils.py
@@ -36,6 +36,7 @@ SCAN_SUB_FOLDERS = [
 ]
 INDEXER_FILE = 'ast_indexer'
 DECORATOR_KEY = 'decorators'
+EXPRESS_KEY = 'express'
 FROM_IMPORT_KEY = 'from_imports'
 IMPORT_KEY = 'imports'
 FILE_NAME_KEY = 'filepath'
@@ -45,6 +46,9 @@ INDEX_KEY = 'index'
 REQUIREMENT_KEY = 'requirements'
 MODULE_KEY = 'module'
 CLASS_NAME = 'class_name'
+GROUP_KEY = 'group_key'
+MODULE_NAME = 'module_name'
+MODULE_CLS = 'module_cls'
 
 
 class AstScaning(object):
@@ -53,6 +57,7 @@ class AstScaning(object):
         self.result_import = dict()
         self.result_from_import = dict()
         self.result_decorator = []
+        self.express = []
 
     def _is_sub_node(self, node: object) -> bool:
         return isinstance(node,
@@ -108,6 +113,7 @@ class AstScaning(object):
         self.result_import = dict()
         self.result_from_import = dict()
         self.result_decorator = []
+        self.result_express = []
 
     def scan_ast(self, node: Union[ast.AST, None, str]):
         self._setup_global()
@@ -243,13 +249,19 @@ class AstScaning(object):
                             setattr(item, CLASS_NAME, node.name)
                         self.result_decorator.extend(attr)
 
+                    if attr != [] and type(
+                            attr
+                    ).__name__ == 'Call' and parent_node_name == 'Expr':
+                        self.result_express.append(attr)
+
                     out += f'{indentstr()}{field}={representation},\n'
 
             out += indentstr() + ')'
             return {
                 IMPORT_KEY: self.result_import,
                 FROM_IMPORT_KEY: self.result_from_import,
-                DECORATOR_KEY: self.result_decorator
+                DECORATOR_KEY: self.result_decorator,
+                EXPRESS_KEY: self.result_express
             }, out
 
     def _parse_decorator(self, node: ast.AST) -> tuple:
@@ -267,7 +279,10 @@ class AstScaning(object):
         def _get_args_name(nodes: list) -> list:
             result = []
             for node in nodes:
-                result.append(_get_attribute_item(node))
+                if type(node).__name__ == 'Str':
+                    result.append((node.s, None))
+                else:
+                    result.append(_get_attribute_item(node))
             return result
 
         def _get_keyword_name(nodes: ast.AST) -> list:
@@ -276,9 +291,11 @@ class AstScaning(object):
                 if type(node).__name__ == 'keyword':
                     attribute_node = getattr(node, 'value')
                     if type(attribute_node).__name__ == 'Str':
-                        result.append((attribute_node.s, None))
+                        result.append((getattr(node,
+                                               'arg'), attribute_node.s, None))
                     else:
-                        result.append(_get_attribute_item(attribute_node))
+                        result.append((getattr(node, 'arg'), )
+                                      + _get_attribute_item(attribute_node))
             return result
 
         functions = _get_attribute_item(node.func)
@@ -315,10 +332,26 @@ class AstScaning(object):
             args_list.append(default_group)
         if len(keyword_list) == 0 and len(args_list) == 1:
             args_list.append(class_name)
-        if len(keyword_list) == 1 and len(args_list) == 0:
+
+        if len(keyword_list) > 0 and len(args_list) == 0:
+            remove_group_item = None
+            for item in keyword_list:
+                key, name, attr = item
+                if key == GROUP_KEY:
+                    args_list.append((name, attr))
+                    remove_group_item = item
+            if remove_group_item is not None:
+                keyword_list.remove(remove_group_item)
+
+        if len(args_list) == 0:
             args_list.append(default_group)
 
-        args_list.extend(keyword_list)
+        for item in keyword_list:
+            key, name, attr = item
+            if key == MODULE_CLS:
+                class_name = name
+            else:
+                args_list.append((name, attr))
 
         for item in args_list:
             # the case empty input
@@ -347,9 +380,14 @@ class AstScaning(object):
         for node in nodes:
             if type(node).__name__ != 'Call':
                 continue
+            class_name = getattr(node, CLASS_NAME, None)
+            func = getattr(node, 'func')
+
+            if getattr(func, 'attr', None) != REGISTER_MODULE:
+                continue
+
             parse_output = self._parse_decorator(node)
-            index = self._registry_indexer(parse_output,
-                                           getattr(node, CLASS_NAME))
+            index = self._registry_indexer(parse_output, class_name)
             if None is not index:
                 results.append(index)
         return results
@@ -363,6 +401,8 @@ class AstScaning(object):
         node = gast.parse(data)
         output, _ = self.scan_import(node, indent='  ', show_offsets=False)
         output[DECORATOR_KEY] = self.parse_decorators(output[DECORATOR_KEY])
+        output[EXPRESS_KEY] = self.parse_decorators(output[EXPRESS_KEY])
+        output[DECORATOR_KEY].extend(output[EXPRESS_KEY])
         return output
 
 
@@ -481,6 +521,13 @@ class FilesAstScaning(object):
             module_import[value_dict[MODULE_KEY]] = value_dict[IMPORT_KEY]
         return module_import
 
+    def _ignore_useless_keys(self, inverted_index):
+        if ('OPTIMIZERS', 'default', 'name') in inverted_index:
+            del inverted_index[('OPTIMIZERS', 'default', 'name')]
+        if ('LR_SCHEDULER', 'default', 'name') in inverted_index:
+            del inverted_index[('LR_SCHEDULER', 'default', 'name')]
+        return inverted_index
+
     def get_files_scan_results(self,
                                target_dir=MODELSCOPE_PATH,
                                target_folders=SCAN_SUB_FOLDERS):
@@ -514,6 +561,8 @@ class FilesAstScaning(object):
                 MODULE_KEY: module_name
             }
         inverted_index_with_results = self._inverted_index(result)
+        inverted_index_with_results = self._ignore_useless_keys(
+            inverted_index_with_results)
         module_import = self._module_import(result)
         index = {
             INDEX_KEY: inverted_index_with_results,