# Source code for azure.batch.models.affinity_information

    # coding=utf-8
    # --------------------------------------------------------------------------
    # Copyright (c) Microsoft Corporation. All rights reserved.
    # Licensed under the MIT License. See License.txt in the project root for
    # license information.
    #
    # Code generated by Microsoft (R) AutoRest Code Generator.
    # Changes may cause incorrect behavior and will be lost if the code is
    # regenerated.
    # --------------------------------------------------------------------------

    from msrest.serialization import Model

    class AffinityInformation(Model):
        """A locality hint that can be used by the Batch service to select a compute
        node on which to start a task.

        :param affinity_id: An opaque string representing the location of a
         compute node or a task that has run previously. You can pass the
         affinityId of a compute node or task to indicate that this task needs to
         be placed close to the node or task.
        :type affinity_id: str
        """

        _validation = {
            'affinity_id': {'required': True},
        }

        _attribute_map = {
            'affinity_id': {'key': 'affinityId', 'type': 'str'},
        }

        def __init__(self, affinity_id):
            self.affinity_id = affinity_id