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o ckF[3# � @ s� d dl mZ G dd� de�ZG dd� de�ZG dd� de�ZG dd � d e�ZG d d� de�ZG dd � d e�ZG dd� de�Z G dd� de�Z G dd� de �ZG dd� de �ZdS )� )�sixc @ s( e Zd ZdZdd� Zdd� Zdd� ZdS ) �Stepz! Jobflow Step base class c C � t � �)z= :rtype: str :return: URI to the jar ��NotImplemented��self� r �//usr/lib/python3/dist-packages/boto/emr/step.py�jar � zStep.jarc C r )zS :rtype: list(str) :return: List of arguments for the step r r r r r �args% r z Step.argsc C r )zB :rtype: str :return: The main class name r r r r r � main_class, r zStep.main_classN)�__name__� __module__�__qualname__�__doc__r r r r r r r r s r c @ s6 e Zd ZdZ ddd�Zdd� Zdd � Zd d� ZdS ) �JarStepz Custom jar step N�TERMINATE_JOB_FLOWc C s4 || _ || _|| _|| _t|tj�r|g}|| _dS )a A elastic mapreduce step that executes a jar :type name: str :param name: The name of the step :type jar: str :param jar: S3 URI to the Jar file :type main_class: str :param main_class: The class to execute in the jar :type action_on_failure: str :param action_on_failure: An action, defined in the EMR docs to take on failure. :type step_args: list(str) :param step_args: A list of arguments to pass to the step N)�name�_jar�_main_class�action_on_failure� isinstancer �string_types� step_args)r r r r r r r r r �__init__8 s zJarStep.__init__c C � | j S �N�r r r r r r S � zJarStep.jarc C s g }| j r|�| j � |S r )r �extend)r r r r r r V s zJarStep.argsc C r r )r r r r r r ^ r zJarStep.main_class)Nr N)r r r r r r r r r r r r r 4 s �r c @ sD e Zd ZdZ ddd�Zdd� Zd d � Zdd� Zd d� ZdS )� StreamingStepz Hadoop streaming step Nr �3/home/hadoop/contrib/streaming/hadoop-streaming.jarc C sX || _ || _|| _|| _|| _|| _|| _| | _| | _|| _ t |tj�r'|g}|| _ dS )a� A hadoop streaming elastic mapreduce step :type name: str :param name: The name of the step :type mapper: str :param mapper: The mapper URI :type reducer: str :param reducer: The reducer URI :type combiner: str :param combiner: The combiner URI. Only works for Hadoop 0.20 and later! :type action_on_failure: str :param action_on_failure: An action, defined in the EMR docs to take on failure. :type cache_files: list(str) :param cache_files: A list of cache files to be bundled with the job :type cache_archives: list(str) :param cache_archives: A list of jar archives to be bundled with the job :type step_args: list(str) :param step_args: A list of arguments to pass to the step :type input: str or a list of str :param input: The input uri :type output: str :param output: The output uri :type jar: str :param jar: The hadoop streaming jar. This can be either a local path on the master node, or an s3:// URI. N)r �mapper�reducer�combinerr �cache_files�cache_archives�input�outputr r r r r )r r r$ r% r&