diff --git a/solution/solution-ack-sts-token/code-example/python/oss_sdk/credentials_default_sample.py b/solution/solution-ack-sts-token/code-example/python/oss_sdk/credentials_default_sample.py
index d1a2c0b..1c2d69f 100644
--- a/solution/solution-ack-sts-token/code-example/python/oss_sdk/credentials_default_sample.py
+++ b/solution/solution-ack-sts-token/code-example/python/oss_sdk/credentials_default_sample.py
@@ -9,13 +9,17 @@ def __init__(self, client):
         self.client = client
 
     def get_credentials(self):
-        access_key_id = self.client.get_access_key_id()
-        access_key_secret = self.client.get_access_key_secret()
-        security_token = self.client.get_security_token()
+        credential = self.client.get_credential()
+        access_key_id = credential.access_key_id
+        access_key_secret = credential.access_key_secret
+        security_token = credential.security_token
         return Credentials(access_key_id, access_key_secret, security_token)
 
-# 使用凭据初始化OSSClient
+# 初始化Credentials客户端
+# 请确保Credentials Python SDK（alibabacloud-credentials）版本>=0.3.5
 cred = CredentialsClient()
+
+# 使用凭据初始化OSSClient
 credentials_provider = CredentialProviderWarpper(cred)
 
 # 填写Bucket所在地域对应的Endpoint。以华东1（杭州）为例，Endpoint填写为https://oss-cn-hangzhou.aliyuncs.com。
diff --git a/solution/solution-ack-sts-token/code-example/python/oss_sdk/credentials_oidc_role_arn_sample.py b/solution/solution-ack-sts-token/code-example/python/oss_sdk/credentials_oidc_role_arn_sample.py
index e707a24..0409c40 100644
--- a/solution/solution-ack-sts-token/code-example/python/oss_sdk/credentials_oidc_role_arn_sample.py
+++ b/solution/solution-ack-sts-token/code-example/python/oss_sdk/credentials_oidc_role_arn_sample.py
@@ -6,39 +6,35 @@
 from alibabacloud_credentials.client import Client as CredentialsClient
 from alibabacloud_credentials.models import Config
 
-class OIDCRoleArnCredentialDemo(CredentialsProvider):
+class CredentialProviderWrapper(CredentialsProvider):
     def __init__(self, client):
         self.client = client
 
     def get_credentials(self):
-        credential = self.get_credentials()
-        access_key_id = credential.get_access_key_id()
-        access_key_secret = credential.get_access_key_secret()
-        security_token = credential.get_access_key_secret()
+        credential = self.client.get_credential()
+        access_key_id = credential.access_key_id
+        access_key_secret = credential.access_key_secret
+        security_token = credential.security_token
         return Credentials(access_key_id, access_key_secret, security_token)
 
-def get_credentials_client():
-    # 初始化默认凭据链方式的Credentials客户端
-    config = Config(
-        type='oidc_role_arn',
-        access_key_id=os.environ.get('ALIBABA_CLOUD_ACCESS_KEY_ID'),
-        access_key_secret=os.environ.get('ALIBABA_CLOUD_ACCESS_KEY_SECRET'),
-        security_token=os.environ.get('ALIBABA_CLOUD_SECURITY_TOKEN'),
-        role_arn=os.environ.get('ALIBABA_CLOUD_ROLE_ARN'),
-        oidc_provider_arn=os.environ.get('ALIBABA_CLOUD_OIDC_PROVIDER_ARN'),
-        oidc_token_file_path=os.environ.get('ALIBABA_CLOUD_OIDC_TOKEN_FILE'),
-        # 角色会话名称，如果配置了ALIBABA_CLOUD_ROLE_SESSION_NAME这个环境变量，则无需设置
-        role_session_name='<RoleSessionName>',
-        # 设置更小的权限策略，非必填。示例值：{"Statement": [{"Action": ["*"],"Effect": "Allow","Resource": ["*"]}],"Version":"1"}
-        policy='<Policy>',
-        # 设置session过期时间
-        role_session_expiration=3600
-    )
-    return CredentialsClient(config)
+# 初始化Credentials客户端
+# 请确保Credentials Python SDK（alibabacloud-credentials）版本>=0.3.5
+config = Config(
+    type='oidc_role_arn',
+    role_arn=os.environ.get('ALIBABA_CLOUD_ROLE_ARN'),
+    oidc_provider_arn=os.environ.get('ALIBABA_CLOUD_OIDC_PROVIDER_ARN'),
+    oidc_token_file_path=os.environ.get('ALIBABA_CLOUD_OIDC_TOKEN_FILE'),
+    # 角色会话名称
+    role_session_name='<RoleSessionName>',
+    # 设置更小的权限策略，非必填。示例值：{"Statement": [{"Action": ["*"],"Effect": "Allow","Resource": ["*"]}],"Version":"1"}
+    policy='<Policy>',
+    # 设置session过期时间
+    role_session_expiration=3600
+)
+cred = CredentialsClient(config)
 
 # 使用凭据初始化OSSClient
-cred = get_credentials_client()
-credentials_provider = OIDCRoleArnCredentialDemo(cred)
+credentials_provider = CredentialProviderWrapper(cred)
 
 # 填写Bucket所在地域对应的Endpoint。以华东1（杭州）为例，Endpoint填写为https://oss-cn-hangzhou.aliyuncs.com。
 endpoint = 'https://oss-cn-hangzhou.aliyuncs.com'
diff --git a/solution/solution-ack-sts-token/code-example/python/oss_sdk/requirements.txt b/solution/solution-ack-sts-token/code-example/python/oss_sdk/requirements.txt
new file mode 100644
index 0000000..1344fe9
--- /dev/null
+++ b/solution/solution-ack-sts-token/code-example/python/oss_sdk/requirements.txt
@@ -0,0 +1,2 @@
+alibabacloud-credentials>=0.3.5
+oss2>=2.18.4
\ No newline at end of file
diff --git a/solution/solution-ack-sts-token/code-example/python/sdk2_0/credentials_default_sample.py b/solution/solution-ack-sts-token/code-example/python/sdk2_0/credentials_default_sample.py
index f30977c..cf0b5d2 100644
--- a/solution/solution-ack-sts-token/code-example/python/sdk2_0/credentials_default_sample.py
+++ b/solution/solution-ack-sts-token/code-example/python/sdk2_0/credentials_default_sample.py
@@ -4,6 +4,7 @@
 from alibabacloud_credentials.client import Client as CredentialsClient
 
 # 使用默认凭据链
+# 请确保Credentials Python SDK（alibabacloud-credentials）版本>=0.3.5
 cred = CredentialsClient()
 
 config = open_api_models.Config()
diff --git a/solution/solution-ack-sts-token/code-example/python/sdk2_0/credentials_oidc_role_arn_sample.py b/solution/solution-ack-sts-token/code-example/python/sdk2_0/credentials_oidc_role_arn_sample.py
index 6eeef1f..5300db3 100644
--- a/solution/solution-ack-sts-token/code-example/python/sdk2_0/credentials_oidc_role_arn_sample.py
+++ b/solution/solution-ack-sts-token/code-example/python/sdk2_0/credentials_oidc_role_arn_sample.py
@@ -22,6 +22,9 @@
     # 设置session过期时间
     role_session_expiration=3600
 )
+
+# 初始化Credentials客户端
+# 请确保Credentials Python SDK（alibabacloud-credentials）版本>=0.3.5
 cred = CredentialsClient(config)
 
 config = open_api_models.Config()
diff --git a/solution/solution-ack-sts-token/code-example/python/sls_sdk/credentials_default_sample.py b/solution/solution-ack-sts-token/code-example/python/sls_sdk/credentials_default_sample.py
index dd3f5aa..8d7af10 100644
--- a/solution/solution-ack-sts-token/code-example/python/sls_sdk/credentials_default_sample.py
+++ b/solution/solution-ack-sts-token/code-example/python/sls_sdk/credentials_default_sample.py
@@ -1,22 +1,26 @@
 from aliyun.log import LogClient
-from aliyun.log.credentials import Credentials
+from aliyun.log.credentials import CredentialsProvider, Credentials
 from alibabacloud_credentials.client import Client as CredentialsClient
 
-def get_credentials():
-    # 初始化默认凭据链方式的Credentials客户端
-    cred = CredentialsClient()
-    # 获取凭据
-    cloud_credential = cred.cloud_credential
-    access_key_id = cloud_credential.get_access_key_id()
-    access_key_secret = cloud_credential.get_access_key_secret()
-    security_token = cloud_credential.get_security_token()
-    # 返回构造的Credentials对象
-    return Credentials(access_key_id, access_key_secret, security_token)
+class CredentialProviderWarpper(CredentialsProvider):
+    def __init__(self, client):
+        self.client = client
+
+    def get_credentials(self):
+        credential = self.client.get_credential()
+        access_key_id = credential.access_key_id
+        access_key_secret = credential.access_key_secret
+        security_token = credential.security_token
+        return Credentials(access_key_id, access_key_secret, security_token)
+
+# 默认凭据链方式初始化Credentials客户端
+# 请确保Credentials Python SDK（alibabacloud-credentials）版本>=0.3.5
+cred = CredentialsClient()
+
+credentials_provider=CredentialProviderWarpper(cred)
 
-# 获取凭据
-credentials = get_credentials()
 # 使用凭据初始化LogClient
-client = LogClient("cn-hangzhou-intranet.log.aliyuncs.com", credentials)
+client = LogClient("cn-hangzhou.log.aliyuncs.com", credentials_provider=credentials_provider)
 # 获取项目列表
 response = client.list_project()
 # 打印响应
diff --git a/solution/solution-ack-sts-token/code-example/python/sls_sdk/credentials_oidc_role_arn_sample.py b/solution/solution-ack-sts-token/code-example/python/sls_sdk/credentials_oidc_role_arn_sample.py
index bea1360..6292484 100644
--- a/solution/solution-ack-sts-token/code-example/python/sls_sdk/credentials_oidc_role_arn_sample.py
+++ b/solution/solution-ack-sts-token/code-example/python/sls_sdk/credentials_oidc_role_arn_sample.py
@@ -1,39 +1,41 @@
 import os
 
 from aliyun.log import LogClient
-from aliyun.log.credentials import Credentials
+from aliyun.log.credentials import CredentialsProvider, Credentials
 from alibabacloud_credentials.client import Client as CredentialsClient
 from alibabacloud_credentials.models import Config
 
-def get_credentials():
-    # 初始化默认凭据链方式的Credentials客户端
-    config = Config(
-        type='oidc_role_arn',
-        access_key_id=os.environ.get('ALIBABA_CLOUD_ACCESS_KEY_ID'),
-        access_key_secret=os.environ.get('ALIBABA_CLOUD_ACCESS_KEY_SECRET'),
-        security_token=os.environ.get('ALIBABA_CLOUD_SECURITY_TOKEN'),
-        role_arn=os.environ.get('ALIBABA_CLOUD_ROLE_ARN'),
-        oidc_provider_arn=os.environ.get('ALIBABA_CLOUD_OIDC_PROVIDER_ARN'),
-        oidc_token_file_path=os.environ.get('ALIBABA_CLOUD_OIDC_TOKEN_FILE'),
-        # 角色会话名称，如果配置了ALIBABA_CLOUD_ROLE_SESSION_NAME这个环境变量，则无需设置
-        role_session_name='<RoleSessionName>',
-        # 设置更小的权限策略，非必填。示例值：{"Statement": [{"Action": ["*"],"Effect": "Allow","Resource": ["*"]}],"Version":"1"}
-        policy='<Policy>',
-        # 设置session过期时间
-        role_session_expiration=3600
-    )
-    cred = CredentialsClient(config)
-    # 获取凭据
-    cloud_credential = cred.cloud_credential
-    access_key_id = cloud_credential.get_access_key_id()
-    access_key_secret = cloud_credential.get_access_key_secret()
-    security_token = cloud_credential.get_security_token()
-    # 返回构造的Credentials对象
-    return Credentials(access_key_id, access_key_secret, security_token)
+class CredentialProviderWarpper(CredentialsProvider):
+    def __init__(self, client):
+        self.client = client
+
+    def get_credentials(self):
+        credential = self.client.get_credential()
+        access_key_id = credential.access_key_id
+        access_key_secret = credential.access_key_secret
+        security_token = credential.security_token
+        return Credentials(access_key_id, access_key_secret, security_token)
+
+# 初始化Credentials客户端
+# 请确保Credentials Python SDK（alibabacloud-credentials）版本>=0.3.5
+config = Config(
+    type='oidc_role_arn',
+    role_arn=os.environ.get('ALIBABA_CLOUD_ROLE_ARN'),
+    oidc_provider_arn=os.environ.get('ALIBABA_CLOUD_OIDC_PROVIDER_ARN'),
+    oidc_token_file_path=os.environ.get('ALIBABA_CLOUD_OIDC_TOKEN_FILE'),
+    # 角色会话名称，如果配置了ALIBABA_CLOUD_ROLE_SESSION_NAME这个环境变量，则无需设置
+    role_session_name='<RoleSessionName>',
+    # 设置更小的权限策略，非必填。示例值：{"Statement": [{"Action": ["*"],"Effect": "Allow","Resource": ["*"]}],"Version":"1"}
+    policy='<Policy>',
+    # 设置session过期时间
+    role_session_expiration=3600
+)
+cred = CredentialsClient(config)
+
+credentials_provider=CredentialProviderWarpper(cred)
 
 # 使用凭据初始化LogClient
-credentials = get_credentials()
-client = LogClient("cn-hangzhou-intranet.log.aliyuncs.com", credentials)
+client = LogClient("cn-hangzhou.log.aliyuncs.com", credentials_provider=credentials_provider)
 # 获取项目列表
 response = client.list_project()
 # 打印响应
diff --git a/solution/solution-ack-sts-token/code-example/python/sls_sdk/requirements.txt b/solution/solution-ack-sts-token/code-example/python/sls_sdk/requirements.txt
new file mode 100644
index 0000000..800554c
--- /dev/null
+++ b/solution/solution-ack-sts-token/code-example/python/sls_sdk/requirements.txt
@@ -0,0 +1,2 @@
+alibabacloud-credentials>=0.3.5
+aliyun-log-python-sdk>=0.9.11
\ No newline at end of file