修复修改视频流数据保留时间存在问题

Object/AWS/AmazonKinesisVideoUtil.py

@@ -46,9 +46,19 @@ class AmazonKinesisVideoObject:
         @return : True or False
         """
         try:
-            self.client_conn.update_data_retention(StreamName=stream_name, Operation=operation,
+            version = self.describe_stream(stream_name)['Version']
+            self.client_conn.update_data_retention(StreamName=stream_name, Operation=operation, CurrentVersion=version,
                                                    DataRetentionChangeInHours=data_retention_change_in_hours)
             return True
         except Exception as e:
             print(e)
             return False
+
+    def describe_stream(self, stream_name):
+        """
+        获取视频流信息数据
+        @param stream_name: 视频流名称
+        @return stream_info: 视频流信息数据
+        """
+        return self.client_conn.describe_stream(StreamName=stream_name)['StreamInfo']
+