Elasticsearch 5 to 6 upgrade

employees.py (version 5)

from decimal import Decimal
from django_elasticsearch_dsl import DocType, Index, fields
from record.templatetags.record_tags import currency
from .models import Employee, Jurisdiction

# Name of the Elasticsearch index
employee = Index('employees')
# See Elasticsearch Indices API reference for available settings
employee.settings(
    number_of_shards=1,
    number_of_replicas=0
)


@employee.doc_type
class EmployeeDocument(DocType):
    # jurisdiction foreign key references
    jurisdiction = fields.NestedField(properties={
        'name': fields.StringField(),
        'slug': fields.StringField(index='not_analyzed'),
        'kind': fields.StringField(index='not_analyzed')
    })
    django_id = fields.IntegerField(attr='id')

    # decimal fields
    base = fields.DoubleField()
    gross = fields.DoubleField()
    overtime = fields.DoubleField()
    benefits = fields.DoubleField()
    total = fields.DoubleField()
    other = fields.DoubleField()
    ual = fields.DoubleField()

    name = fields.TextField(
        fields={'keyword': fields.KeywordField()}
    )
    title = fields.TextField(
        fields={'keyword': fields.KeywordField()}
    )

    class Meta:
        model = Employee # The model associated with this DocType
        related_models = [Jurisdiction]

        # The fields of the model you want to be indexed in Elasticsearch
        fields = [
            'slug',
            'year',
            'rank',
            'status',
            'notes'
        ]

        queryset_pagination = 3000

employees.py (version 6)

from decimal import Decimal
from django_elasticsearch_dsl import Document, Index, fields
from django_elasticsearch_dsl.registries import registry
from record.templatetags.record_tags import currency
from .models import Employee, Jurisdiction


@registry.register_document
class EmployeeDocument(Document):
    class Index:
        # Name of the Elasticsearch index
        name = 'employees'
        # See Elasticsearch Indices API reference for available settings
        settings = {'number_of_shards': 1,
                    'number_of_replicas': 0}

    # jurisdiction foreign key references
    jurisdiction = fields.NestedField(properties={
        'name': fields.TextField(),
        'slug': fields.TextField(index='not_analyzed'),
        'kind': fields.TextField(index='not_analyzed')
    })
    django_id = fields.IntegerField(attr='id')

    # decimal fields
    base = fields.DoubleField()
    gross = fields.DoubleField()
    overtime = fields.DoubleField()
    benefits = fields.DoubleField()
    total = fields.DoubleField()
    other = fields.DoubleField()
    ual = fields.DoubleField()

    name = fields.TextField(
        fields={'keyword': fields.KeywordField()}
    )
    title = fields.TextField(
        fields={'keyword': fields.KeywordField()}
    )

    class Django:
        model = Employee # The model associated with this DocType
        related_models = [Jurisdiction]

        # The fields of the model you want to be indexed in Elasticsearch
        fields = [
            'slug',
            'year',
            'rank',
            'status',
            'notes'
        ]

        queryset_pagination = 3000