使用数据类的dynamodb orm
dynamoclasses的Python项目详细描述
发电机类
构建在PEP 557 Data Classes之上的Amazon Web Services DynamoDB的api接口。
我们的目标是拥有一个完全是dataclass
类的东西,但是获得一些附加的帮助程序,允许在dynamodb中检索/存储对象。
基本用法
>>>importbotocore>>>>>>frommotoimportmock_dynamodb2>>>>>>fromdynamoclassesimportdynamoclass>>>>>>mock_dynamodb2().start()>>>>>>session=botocore.session.get_session()>>>client=session.create_client("dynamodb")>>>client.create_table(...TableName="inventory",...KeySchema=[...{"AttributeName":"item_id","KeyType":"HASH"},...],...AttributeDefinitions=[...{"AttributeName":"item_id","AttributeType":"S"},...],...ProvisionedThroughput={"ReadCapacityUnits":1,"WriteCapacityUnits":1},...){'TableDescription':...}>>>>>>@dynamoclass(table_name="inventory",partition_key_name="item_id")...classInventoryItem:...item_id:str...>>>item=InventoryItem("hammers")>>>item.save(){'Attributes':...}>>>>>>found_item=InventoryItem.get(partition_key="hammers",sort_key=None)>>>>>>print(found_item.item_id)hammers