diff --git a/modelscope/pipelines/builder.py b/modelscope/pipelines/builder.py
index 58ec4db5..097ff9ee 100644
--- a/modelscope/pipelines/builder.py
+++ b/modelscope/pipelines/builder.py
@@ -310,9 +310,6 @@ def pipeline(task: str = None,
                             model[0], revision=model_revision)
                 check_config(cfg)
                 pipeline_name = cfg.pipeline.type
-            else:
-                # used for test case, when model is str and is not hub path
-                pipeline_name = get_pipeline_by_model_name(task, model)
         elif model is not None:
             # get pipeline info from Model object
             first_model = model[0] if isinstance(model, list) else model
@@ -375,19 +372,3 @@ def get_default_pipeline_info(task):
     else:
         pipeline_name, default_model = DEFAULT_MODEL_FOR_PIPELINE[task]
     return pipeline_name, default_model
-
-
-def get_pipeline_by_model_name(task: str, model: Union[str, List[str]]):
-    """ Get pipeline name by task name and model name
-
-    Args:
-        task (str): task name.
-        model (str| list[str]): model names
-    """
-    if isinstance(model, str):
-        model_key = model
-    else:
-        model_key = '_'.join(model)
-    assert model_key in PIPELINES.modules[task], \
-        f'pipeline for task {task} model {model_key} not found.'
-    return model_key
diff --git a/modelscope/pipelines/util.py b/modelscope/pipelines/util.py
index 2c2c7751..99a11317 100644
--- a/modelscope/pipelines/util.py
+++ b/modelscope/pipelines/util.py
@@ -35,8 +35,7 @@ def is_official_hub_path(path: Union[str, List],
                 _ = HubApi().get_model(path, revision=revision)
                 return True
             except Exception as e:
-                logger.warning(f'get model exception: {e}')
-                return False
+                raise ValueError(f'invalid model repo path {e}')
 
     if isinstance(path, str):
         return is_official_hub_impl(path)