{"id":7568,"date":"2024-05-16T16:44:46","date_gmt":"2024-05-16T08:44:46","guid":{"rendered":"https:\/\/nj.transwarp.cn:8180\/?p=7568"},"modified":"2024-05-16T16:44:46","modified_gmt":"2024-05-16T08:44:46","slug":"%e7%94%a8python3%e5%af%b9search%e4%b8%ad%e7%9a%84%e6%95%b0%e6%8d%ae%e8%bf%9b%e8%a1%8c%e5%a2%9e%e5%88%a0%e6%94%b9%e6%9f%a5","status":"publish","type":"post","link":"https:\/\/kbwp.transwarp.cn\/?p=7568","title":{"rendered":"\u7528python3\u5bf9search\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u589e\u5220\u6539\u67e5"},"content":{"rendered":"<h3>\u6982\u8981\u8bf4\u660e<\/h3>\n<p>\u672c\u6848\u4f8b\u7528\u4e8e\u5b9e\u73b0 python3\u4e2d\u901a\u8fc7elasticsearch\u8fde\u63a5search\uff0c\u901a\u8fc7api\u5bf9\u6570\u636e\u5e93\u8fdb\u884c\u589e\u5220\u6539\u67e5\u3002<\/p>\n<hr \/>\n<h3>\u8be6\u7ec6\u8bf4\u660e<\/h3>\n<h4>1. \u786e\u8ba4\u73af\u5883\u7684python\u7248\u672c\u4e3a3.3+\uff0c\u672c\u6b21\u8bd5\u9a8c\u73af\u5883python\u7248\u672c\u4e3a3.6.8\uff1a<\/h4>\n<pre><code class=\"language-shell\">python -V<\/code><\/pre>\n<h4>2. \u786e\u8ba4\u73af\u5883\u7684Search\u4e2d\u5bf9\u5e94\u7684elasticsearch\u7248\u672c\uff1a<\/h4>\n<pre><code class=\"language-shell\"># \u5728search server\u7684\u8282\u70b9\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\uff0c\u5176\u4e2dversion\u5b57\u6bb5\u4e2d\u7684number\u5373\u4e3aelasticsearch\u7248\u672c\n[root@tdh-01\/tmp\/log]# curl -XGET localhost:9200\n{\n  \"name\" : \"tdh-01\",\n  \"cluster_name\" : \"cluster\",\n  \"cluster_uuid\" : \"nuaHilBRSp2zd_87rZWQ7g\",\n  \"version\" : {\n    \"number\" : \"5.4.1\",\n    \"build_hash\" : \"Unknown\",\n    \"build_date\" : \"Unknown\",\n    \"build_snapshot\" : true,\n    \"lucene_version\" : \"6.5.1\"\n  },\n  \"tagline\" : \"You Know, for Search\"\n}<\/code><\/pre>\n<h4>2. \u5b89\u88c5\u76f8\u5e94\u7684\u4f9d\u8d56\u5305\uff1a<\/h4>\n<pre><code class=\"language-shell\">pip install elasticsearch==5.4.0<\/code><\/pre>\n<p>elasticsearch\u5e93\u7684\u7248\u672c\u9700\u8981\u548csearch\u4e2delasticsearch\u5927\u7248\u672c\u4fdd\u6301\u4e00\u81f4\uff0c\u5426\u5219\u65e0\u6cd5\u6b63\u5e38\u4f7f\u7528\u3002<\/p>\n<h4>3. \u6d4b\u8bd5search\u662f\u5426\u53ef\u4ee5\u8fde\u901a\uff1a<\/h4>\n<pre><code class=\"language-python\">from elasticsearch import Elasticsearch\n\n# \u65e0\u5b89\u5168\u8ba4\u8bc1\u7684\u96c6\u7fa4\nes_client = Elasticsearch(host + ':' + str(port), maxsize=15)\n# \u8f93\u51fa\u4e3atrue\uff0c\u5219\u8868\u53ef\u4ee5\u8fde\u901a\uff0c\u53ef\u4ee5\u8fdb\u884c\u4e0b\u4e00\u6b65\nprint(es_client.ping())<\/code><\/pre>\n<h4>4. \u51c6\u5907search\u8868<\/h4>\n<p>\u6ce8\u610f\uff1a\u7b2c\u4e00\u5217\u6620\u5c04\u4e3aTranswarp Search\u4e2d\u76f8\u6620\u5c04\u7684Index\u7684 _id \uff0c\u5fc5\u987b\u662f STRING \u7c7b\u578b\u7684\u3002<\/p>\n<pre><code class=\"language-sql\">CREATE TABLE esdrive_test(\n  search_id STRING,\n  content STRING,\n  tint INT,\n  tbool BOOLEAN\n)STORED AS ES\nwith shard number 10\nreplication 1;<\/code><\/pre>\n<p>\u521b\u5efa\u6210\u529f\u540e\u53ef\u4ee5\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\uff0c\u67e5\u770b\u7d22\u5f15\u57fa\u672c\u4fe1\u606f\uff0c\u5176\u4e2dmappings\u5b57\u6bb5\u4e2d\u7684default_type_\u5373\u4e3a\u8be5index\u7684type\uff0c\u540e\u7eed\u811a\u672c\u4e2d\u4f1a\u9700\u8981\u7528\u5230<\/p>\n<pre><code class=\"language-bash\">[root@tdh-01\/tmp\/log]# curl -XGET localhost:9200\/default.esdrive_test?pretty\n{\n  \"default.esdrive_test\" : {\n    \"aliases\" : { },\n    \"mappings\" : {\n      \"default_type_\" : {\n        \"properties\" : {\n          \"content\" : {\n            \"type\" : \"keyword\"\n          },\n          \"tbool\" : {\n            \"type\" : \"boolean\"\n          },\n          \"tint\" : {\n            \"type\" : \"integer\"\n          }\n        }\n      }\n    },\n    \"settings\" : {\n      \"index\" : {\n        \"creation_date\" : \"1641094067672\",\n        \"number_of_shards\" : \"10\",\n        \"number_of_replicas\" : \"1\",\n        \"uuid\" : \"a8scA68uTvyR3cRch-zQHw\",\n        \"version\" : {\n          \"created\" : \"5040199\"\n        },\n        \"provided_name\" : \"default.esdrive_test\"\n      }\n    }\n  }\n}<\/code><\/pre>\n<h4>5. demo\u811a\u672c<\/h4>\n<pre><code class=\"language-python\">from elasticsearch import Elasticsearch\nfrom time import sleep\n\nclass SearchApi():\n    def __init__(self, host, port, user=None, pwd=None):\n        if user and pwd:\n            self.es_client = Elasticsearch(host + ':' + str(port), http_auth=(user, pwd), maxsize=15)  # \u6709\u5b89\u5168\u8ba4\u8bc1\u7684ES\u96c6\u7fa4\n        else:\n            self.es_client = Elasticsearch(host + ':' + str(port), maxsize=15)  # \u65e0\u5b89\u5168\u8ba4\u8bc1\u7684\u96c6\u7fa4\n\n    # \u67e5\u8be2\u6570\u636e\n    def get_index_data(self, index_name, id=None, doc_type='default_type_'):\n        # \u6839\u636eid\u67e5\u8be2\u5355\u6761\u6570\u636e\n        if id:\n            index_info = self.es_client.get(index=index_name, doc_type=doc_type, id=id)\n\n        # \u6839\u636e\u67e5\u8be2\u6761\u4ef6\u83b7\u53d6\u6240\u6709\u6570\u636e\n        else:\n            print('start get all data')\n            body = {\n                \"query\": {\n                    \"match_all\": {}\n                }\n            }\n            index_info = self.es_client.search(index=index_name, doc_type=doc_type, body=body)\n        return index_info\n\n     # \u5355\u6761\u63d2\u5165\n    def single_insert(self, index_name, request_data, doc_type=\"default_type_\"):\n        # data_id\u5bf9\u5e94SEACH\u8868\u4e2d\u7684\u7b2c\u4e00\u4e2a\u5b57\u6bb5\uff0cdocument\u7684\u552f\u4e00\u6807\u8bc6\n        data_id = request_data['id']\n        data = request_data['insert_data']\n\n        # \u63d2\u5165\u5355\u6761\u6570\u636e\n        self.es_client.index(index=index_name, doc_type=doc_type, id=data_id, body=data)\n\n    # \u6839\u636e_id\u5355\u6761\u7f16\u8f91\n    def update_single_data(self, index_name, request_data, doc_type=\"default_type_\"):\n        # data_id\u5bf9\u5e94SEACH\u8868\u4e2d\u7684\u7b2c\u4e00\u4e2a\u5b57\u6bb5\uff0cdocument\u7684\u552f\u4e00\u6807\u8bc6\n        data_id = request_data['id']\n        data = request_data['update_data']\n\n        # \u6839\u636eid\u7f16\u8f91\n        self.es_client.update(index=index_name, id=data_id, doc_type=doc_type, body=data)\n\n    # \u6839\u636e_id\u5355\u6761\u5220\u9664\n    def delete_single_data(self, index_name, id=None, doc_type=\"default_type_\"):\n        if id:\n            self.es_client.delete(index=index_name, id=id, doc_type=doc_type,)\n\nif __name__ == \"__main__\":\n    es_client = SearchApi('172.22.33.1', 9200, user='admin', pwd='123456')\n    # \u5176\u4e2did\u5b57\u6bb5\u5bf9\u5e94search\u8868\u4e2d\u7b2c\u4e00\u4e2a\u5b57\u6bb5search_id\n    insert_data = {\n        \"id\": 1,\n        \"insert_data\": {'content': '1', 'tint': 1, 'tbool': True}\n    }\n    # index_name\u53ef\u4ee5\u518dsearch\u7684head\u9875\u9762\u67e5\u770b\n    es_client.single_insert('default.esdrive_test', insert_data)\n\n    # \u7f16\u8f91\u6570\u636e\n    update_data = {\n        \"id\": 1,\n        \"update_data\": {\"doc\": {'content': '1', 'tint': 1, 'tbool': False}}\n    }\n    es_client.update_single_data('default.esdrive_test', request_data=update_data)\n    sleep(2)  # api\u64cd\u4f5c\u5b58\u5728\u4e00\u5b9a\u7684\u5ef6\u65f6\n    all_data = es_client.get_index_data('default.esdrive_test')\n    print(all_data)\n\n    # \u5220\u9664\u6570\u636e\n    es_client.delete_single_data('default.esdrive_test', id=1)\n    sleep(2)  # api\u64cd\u4f5c\u5b58\u5728\u4e00\u5b9a\u7684\u5ef6\u65f6\n    all_data = es_client.get_index_data('default.esdrive_test')\n    print(all_data)\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981\u8bf4\u660e \u672c\u6848\u4f8b\u7528\u4e8e\u5b9e\u73b0 python3\u4e2d\u901a\u8fc7elasticsearch\u8fde\u63a5search\uff0c\u901a\u8fc7api\u5bf9\u6570\u636e\u5e93\u8fdb ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/kbwp.transwarp.cn\/?p=7568\" title=\"read more...\">Read more<\/a><\/p>\n","protected":false},"author":80,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7568","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"acf":[],"_links":{"self":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/7568","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/users\/80"}],"replies":[{"embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7568"}],"version-history":[{"count":3,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/7568\/revisions"}],"predecessor-version":[{"id":14715,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/7568\/revisions\/14715"}],"wp:attachment":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}