ES全文检索支持繁简和IK分词检索

from datetime import datetime
from elasticsearch_dsl import Keyword, Text, Date, Integer, connections
from elasticsearch_dsl.analysis import CustomAnalyzer

# 连接到Elasticsearch
connections.create_connection(hosts=['localhost:9200'])

# 定义一个自定义分词器
ik_analyzer = CustomAnalyzer(
    'ik_analyzer',
    filter=['lowercase'],
    tokenizer='ik_max_word'
)

# 定义一个Document类
class Article(Document):
    title = Text(analyzer='ik_analyzer')
    content = Text(analyzer='ik_analyzer')
    publish_date = Date()
    author = Keyword()
    length = Integer()

    class Index:
        name = 'articles'

# 创建索引
Article.init()

# 使用Document类创建一个文档实例
article = Article(
    title='Python Elasticsearch 分词测试',
    content='这是一个测试文档，用来演示Elasticsearch的分词效果。',
    publish_date=datetime.now(),
    author='测试者',
    length=100
)

# 将文档保存到Elasticsearch
article.save()