机器学习PAI中deeprec有直接读odps TableRecordDataset的工具吗?[阿里云机器学习PAI]

机器学习PAI中deeprec有直接读odps TableRecordDataset的工具吗?

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  1. DeepRec是阿里巴巴开源的一套深度学习推荐系统框架,它提供了多种数据读取接口,包括读取本地文件、HDFS、ODPS等。但是,DeepRec并没有提供直接读取ODPS TableRecordDataset的接口。

    如果你想在DeepRec中使用ODPS TableRecordDataset,你需要先将数据从ODPS TableRecordDataset转换为其他格式,然后再使用DeepRec的数据读取接口读取这个转换后的数据。

    具体来说,你可以使用ODPS的SDK来读取ODPS TableRecordDataset,然后将数据转换为JSON或者CSV格式,然后再使用DeepRec的数据读取接口读取这个转换后的数据。

    以下是一个基本的示例:

    “`python
    import pai.deeping.model.io.reader.Reader;
    import org.apache.commons.csv.CSVFormat;
    import org.apache.commons.csv.CSVParser;
    import org.apache.commons.csv.CSVRecord;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org.apache.hadoop.fs.FSDataInputStream;
    import org.apache.hadoop.fs.FileStatus;
    import org.apache.hadoop.fs.FileSystem;
    import org.apache.hadoop.fs.Path;
    import org

  2. 在阿里云机器学习平台PAI中,DeepRec算法库提供了非常丰富的推荐算法模型和工具。当您需要读取ODPS表数据时,可以利用PAI Data Source组件提供的TableRecordDataset来实现数据的读取和处理。

    具体而言,您可以按照以下步骤使用TableRecordDataset来读取ODPS表数据:

    1. 在PAI Studio中创建一个新的项目,并创建一个Python的Notebook环境。
    2. 在Notebook中导入必要的Python库(如tensorflow, pai等),并使用pai.data.TableRecordDataset创建数据集对象:
      “`
      import tensorflow as tf
      from pai.data.odps.odps_reader import OdpsTableReader

    odps_tablereader = OdpsTableReader(
    access_id=”your_odps_access_id”,
    access_key=”your_odps_access_key”,
    project=”your_odps_project_name”,
    endpoint=”your_odps_endpoint”,
    table=”your_odps_table_name”
    )

    data = tf.data.Dataset.from_generator(
    odps_tablereader.read, output_types=(tf.int64, tf.float32),
    output_shapes=([None, 1], [None, None]))
    “`

    1. 对于TableRecordDataset对象data,您可以使用tf.data API中的各种函数进行数据的处理和转换,最后将其传递给DeepRec算法库的模型训练函数或预测函数来完成模型的训练或预测操作。