python 訪問 elasticsearch

import pyes

conn = pyes.ES(['127.0.0.1:9200'])#串連es

def creat():

    #conn.indices.create_index('test-index')#建立一個索引

    #定義索引儲存結構
    mapping = { u'id': {'boost': 1.0,
                          'index': 'not_analyzed',
                          'store': 'yes',
                          'type': u'string',
                          "term_vector" : "with_positions_offsets"},
                  u'user_id': {'boost': 1.0,
                             'index': 'not_analyzed',
                             'store': 'yes',
                             'type': u'string',
                             "term_vector" : "with_positions_offsets"},
                  u'nick': {'boost': 1.0,
                             'index': 'analyzed',
                             'store': 'yes',
                             'type': u'string',
                             "term_vector" : "with_positions_offsets"},
                  u'city': {'boost': 1.0,
                             'index': 'analyzed',
                             'store': 'yes',
                             'type': u'string',
                             "term_vector" : "with_positions_offsets"},
            }

    conn.indices.put_mapping("test-type1", {'properties':mapping}, ["test-index"])#定義test-type
    conn.indices.put_mapping("test-type2", {"_parent" : {"type" : "test-type1"}}, ["test-index"])#從test-type繼承

    #插入索引資料
    #{"id":"1", "user_id":"u1", "nick":u"壓力很大", "city":u"成都"}: 文檔資料
    #test-index：索引名稱
    #test-type: 類型
    #1: id 註：id可以不給，系統會自動產生
    conn.index({"id":"1", "user_id":"u1", "nick":u"美女很多", "city":u"成都"}, "test-index", "test-type1", 1)
    conn.index({"id":"2", "user_id":"u2", "nick":u"壓力很小", "city":u"北京"}, "test-index", "test-type1",2)
    conn.index({"id":"3", "user_id":"u3", "nick":u"沒有壓力", "city":u"成都"}, "test-index", "test-type1",3)
    conn.index({"id":"4", "user_id":"u4", "nick":u"東方明珠", "city":u"上海"}, "test-index", "test-type1",4)
    conn.index({"id":"5", "user_id":"u5", "nick":u"環境優美", "city":u"深圳"}, "test-index", "test-type1",5)
    conn.index({"id":"6", "user_id":"u6", "nick":u"城市很髒", "city":u"西安"}, "test-index", "test-type1",6)
   
    conn.default_indices=["test-index"]#設定預設的索引
    conn.indices.refresh()#重新整理以獲得最新插入的文檔

def query():
    reload(pyes)
    #查詢nick中包含壓力的記錄
    #q = StringQuery(u"壓力",'nick')
    q = pyes.query.MatchQuery('nick',u"壓力很小",type="phrase_prefix")
    #q = pyes.query.MatchQuery('nick',u"壓力很小")
    #q1 = pyes.query.MatchQuery("user_id","u1")
    #q2 = pyes.query.MatchQuery("id","6")
    #q = pyes.query.BoolQuery(should=[q1, q2])
    results = conn.search(q)

    for r in results:
        print u"查詢nick中包含壓力的記錄", r['nick'], r['city'], r['user_id']

    return r['user_id']

#if __name__ == '__main__':
    #creat()
   query()