diff --git a/ascend_deployer/downloader/obs_downloader.py b/ascend_deployer/downloader/obs_downloader.py
deleted file mode 100644
index 5c59415c478d4bbd87f4edd46ba93d2acc1da5c0..0000000000000000000000000000000000000000
--- a/ascend_deployer/downloader/obs_downloader.py
+++ /dev/null
@@ -1,85 +0,0 @@
-#!/usr/bin/env python3
-# coding: utf-8
-# Copyright 2023 Huawei Technologies Co., Ltd
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-# ===========================================================================
-import obs
-
-try:
-    from urllib.parse import unquote, urlparse
-    from urllib.request import getproxies
-except ImportError:
-    from urlparse import urlparse
-    from urllib import unquote, getproxies
-
-PART_SIZE = 10 * 1024 * 1024
-OBS_HOST = "https://obs.cn-east-2.myhuaweicloud.com"
-OBS_BUCKET = "ascend-repo"
-OBS_URL_STARTING = "https://ascend-repo.obs.cn-east-2.myhuaweicloud.com/"
-
-
-class ProxyInfo:
-    def __init__(self, username, password, hostname, port):
-        self.username = username
-        self.password = password
-        self.hostname = hostname
-        self.port = port
-
-
-def get_http_proxy_from_env():
-    proxies = getproxies()
-    https_proxy = proxies.get("https", "")
-    if not https_proxy:
-        raise ValueError("no proxy setting found, access directly")
-    proxy = urlparse(https_proxy)
-    password = (
-        proxy.password if proxy.password is None else unquote(proxy.password, "utf-8")
-    )
-    proxy_info = ProxyInfo(proxy.username, password, proxy.hostname, proxy.port)
-    return proxy_info
-
-
-def obs_urlretrieve(url, local_file_path, progress_updater=None):
-    try:
-        proxy_info = get_http_proxy_from_env()
-        user, password, host, port = proxy_info.username, proxy_info.password, proxy_info.hostname, proxy_info.port
-    except ValueError:
-        user, password, host, port = None, None, None, None
-    obs_client = obs.ObsClient(
-        server=OBS_HOST,
-        proxy_host=host,
-        proxy_port=port,
-        proxy_username=user,
-        proxy_password=password,
-        max_retry_count=1,
-    )
-    object_key = unquote(url.replace(OBS_URL_STARTING, ""), "utf-8")
-    try:
-        resp = obs_client.downloadFile(
-            OBS_BUCKET,
-            object_key,
-            downloadFile=local_file_path,
-            partSize=PART_SIZE,
-            taskNum=1,
-            enableCheckpoint=True,
-            progressCallback=progress_updater,
-        )
-        if resp.status < 300:
-            return local_file_path, ""
-        else:
-            raise RuntimeError("failed in downloading")
-    except Exception as e:
-        raise e
-    finally:
-        obs_client.close()