python检测图片是否存在脚本

摘要：检测图片是否存在脚本使用此为测试表结构与公司立场无关，查询结果写入当前目录的中代码写的烂大神别吐槽刚学天不容易起始便宜量查询总数查询主表起始便宜量查询总数查询图片表数据库结构商品主表图片表

./pycheck404url.py 0 100 1

0:起始便宜量,100 查询总数 1:查询主表

./pycheck404url.py 0 100 2

0:起始便宜量,100 查询总数 2:查询图片表

#!/usr/bin/env python
#coding:utf-8

from mysql import connector
import urllib2
import sys
import socket

HOST = "localhost"
USER = "root"
PASSWORD = ""
DATABASE = "pytest"
ImagePrefix = "http://image.59store.com"
def pyconnect(**kwargs):
    try:
       connect =  connector.connect(host=kwargs.get("host"), user=kwargs.get("user"), passwd=kwargs.get("password"), db=kwargs.get("database"))
       return connect
    except Exception as e:
        print(e)
        return False

def queryData(start=0, limit=100, type=1):
    connect = pyconnect(host=HOST, user=USER, password= PASSWORD, database= DATABASE)
    if connect != False:
       cursor = connect.cursor()
       if type == 1:
           sql = "SELECT rid,default_image FROM prefix_repo limit %s,%s"
           sql = sql % (start, limit)
       else:
           sql = "SELECT rid,url FROM prefix_repoimage limit %s,%s"
           sql = sql % (start, limit)

       cursor.execute(sql)
       data = cursor.fetchall()
       return data
    else:
        return False

def check200(start, limit, type=1):
    file = open("%s.txt" % (type),"a")
    data = queryData(start, limit, type)
    if data != False:
        for row in data:
            try:
                url = ImagePrefix + row[1]
                print url
                response = urllib2.urlopen(url, timeout=3)
                httpCode = response.getcode()
                if httpCode != 200:
                    file.write("%s	%s 
" % (row[0], url))

                else:
                    print(row[0],"ok")

            except urllib2.HTTPError as e:
                file.write("%s	%s 
" % (row[0], url))
            except socket.timeout as e:
                file.write("%s	%s 
" % (row[0], url))
    file.close()

if __name__ == "__main__":
    args = sys.argv
    print args
    check200(args[1],args[2],int(args[3]))

1.商品主表

CREATE TABLE `prefix_repo` (
`rid` int(10) unsigned NOT NULL AUTO_INCREMENT,
`status` tinyint(3) NOT NULL DEFAULT "0",
`default_image` varchar(100) NOT NULL DEFAULT "",
PRIMARY KEY (`rid`),
KEY `rid` (`rid`,`status`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;  

2.图片表

CREATE TABLE `prefix_repoimage` (
  `item_id` int(10) unsigned NOT NULL AUTO_INCREMENT,
  `rid` int(10) unsigned NOT NULL,
  `url` varchar(120) NOT NULL DEFAULT "",
  PRIMARY KEY (`item_id`),
  KEY `rid` (`rid`)
) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8 ROW_FORMAT=COMPACT;