MYsql文件检索器

import nltk
import pymysql as pymysql


infilename = input("Enter the name of the file to index:")

conn = pymysql.connect(user="root", passwd="", db="dsbd")
cur = conn.cursor()

QUERY = "insert into indexer (word, position, pos) values "
wpt = nltk.WordPunctTokenizer()

offset = 1
with open(infilename) as infile:
    for text in infile:
        pieces = enumerate(nltk.pos_tag(wpt.tokenize(text)))

        words = ["(\"%s\",%d,\"%s\")" % (conn.escape_string(w),
                                        i + offset,
                                        conn.escape_string(pos))
        for (i, (w, pos)) in pieces]

        if words:
            cur.execute(QUERY + ','.join(words))
            offset += len(words)
conn.commit()
conn.close()

连接数据库:

MYsql文件检索器_第1张图片

  • 由于本人已经创建数据库dsbd,在搜索显示中已有数据库dsbd,创建数据库命令create database 数据库名称(例如dsbd);
    MYsql文件检索器_第2张图片
  • user dsbd使用数据库
  • 建立一个名为dsbd的表单

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