update version to 1.8.3

Author: jayzhenghan

qcloud_cos/cos_client.py

@@ -2807,9 +2807,7 @@ def list_buckets(self, **kwargs):
             config = CosConfig(Region=region, SecretId=secret_id, SecretKey=secret_key, Token=token)  # 获取配置对象
             client = CosS3Client(config)
             # 获取账户下所有存储桶信息
-            response = client.list_buckets(
-                Bucket='bucket'
-            )
+            response = client.list_buckets()
         """
         headers = mapped(kwargs)
         url = '{scheme}://service.cos.myqcloud.com/'.format(scheme=self._conf._scheme)

qcloud_cos/version.py

@@ -1,2 +1,2 @@
 
-__version__ = '5.1.8.1'
+__version__ = '5.1.8.3'

setup.py

@@ -16,7 +16,7 @@ def long_description():
 
 setup(
     name='cos-python-sdk-v5',
-    version='1.8.1',
+    version='1.8.3',
     url='https://www.qcloud.com/',
     license='MIT',
     author='tiedu, lewzylu, channingliu',