[python] 
# -*- coding: utf-8 -*-  
import string  
import hashlib  
file=open("hello.txt","a")  
md5input=raw_input("请输入md5：\n")  
md5input=md5input.lower()  
apt=string.printable[:-6]  
def dfs(s,num):  
    m=hashlib.md5()  
    m.update(s)  
    md5temp=m.hexdigest()  
    if md5temp==md5input:  
        file.write("md5是："+md5input+"    明文是："+s+"\n")  
        file.close()  
        exit(-1)  
    if len(s)==num:  
        return  
    for i in apt:  
        dfs(s+i,num)  
  
myinput=10               #生成字符的位数  
for j in range(1,myinput):  
    dfs("",j)  
file.close()  

[python] 
# -*- coding: utf-8 -*-  
import urllib2  
import urllib  
import json  
import sys  
from HTMLParser import HTMLParser  
from htmlentitydefs import entitydefs  
reload(sys)  
sys.setdefaultencoding(‘utf-8‘)  
  
class titlehtml(HTMLParser):  
    def __init__(self):  
        self.title=[]  
        self.readingtitle=‘‘  
        self.myfilter=‘‘  
        HTMLParser.__init__(self)  
    def handle_starttag(self, tag, attrs):  
        if tag==self.myfilter:  
            self.readingtitle=1  
    def handle_data(self, data):  
        if self.readingtitle:  
            self.title.append(data)  
    def handle_endtag(self, tag):  
        if tag==self.myfilter:  
            self.readingtitle=0  
  
    def gettile(self):  
        return self.title  
  
class MyHTMLParser(HTMLParser):  
    def __init__(self):  
        HTMLParser.__init__(self)  
        self.inputvalue = http://www.mamicode.com/{}  "Encountered the beginning of a %s tag" % tag  
        if tag == "input":  
            if len(attrs) == 0: pass  
            else:  
                for (variable, value)  in attrs:  
  
                    if variable=="name":  
                        self.inputvalue.setdefault(value,‘‘)  
                        myname=value  
                    if variable == "value":  
                        self.inputvalue[myname]=value  
  
def httpget(geturl,getdata,Referer):  
    urldata=http://www.mamicode.com/urllib.quote(getdata)  "User-Agent":"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1","Referer":Referer}  
    req = urllib2.Request(url,headers=headers)  
    resul=urllib2.urlopen(req).read()  
    return resul  
  
def httppost(geturl,getdata,Refererdata):  
    data=http://www.mamicode.com/getdata  "User-Agent":"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1","Referer":Refererdata}  
    req=urllib2.Request(url,headers=headers,data=http://www.mamicode.com/post_data)  "http://www.somd5.com/somd5-index-md5.html"  
    data=http://www.mamicode.com/{}  "isajax"]="2d6GbG7ktvGRzxJacdeI7pt"  
    data["md5"]=md5  
    str=httppost(url,data,"")  
    newsparser = titlehtml()  
    newsparser.myfilter=‘h1‘  
    newsparser.feed(str)  
    items = newsparser.gettile()  
    if len(items)==0:  
        print "somd5没有查到"  
    else:  
        print "somd5查到的："+items[0]  
  
def cmd5(md5):  
    data=""  
    res=httpget("http://www.cmd5.com/",data,"")  
    viewstaut=MyHTMLParser()  
    viewstaut.feed(res)  
    post_data=http://www.mamicode.com/viewstaut.inputvalue  "ctl00$ContentPlaceHolder1$TextBoxInput"]=md5  
    post_data["__EVENTTARGET"]=""  
    post_data["ctl00$ContentPlaceHolder1$InputHashType"]="md5"  
    post_data["ctl00$ContentPlaceHolder1$HiddenField1"]="0"  
    finres=httppost("http://www.cmd5.com/",post_data,"http://www.cmd5.com/")  
    newsparser = titlehtml()  
    newsparser.myfilter=‘span‘  
    newsparser.feed(finres)  
    items = newsparser.gettile()  
    if len(items)==0:  
        print "cmd5没有查到"  
    else:  
        print "cmd5查到的："+items[3]  
  
  
def hkc5(md5):  
    url="http://md5.hkc5.com//index.asp?action=look"  
    data=http://www.mamicode.com/{}  "look"]="查询"  
    data["md5text"]=md5  
    str=httppost(url,data,"http://md5.hkc5.com/index.asp")  
    finres=MyHTMLParser()  
    finres.feed(str)  
    mingwen=finres.inputvalue  
    try:  
        print "hkc5查到的:"+mingwen["rr2"]  
    except:  
        print "hkc5没有查到"  
  
def xx95(md5):  
    data=""  
    res=httpget("http://md5.xx95.net/default.html",data,"")  
    viewstaut=MyHTMLParser()  
    viewstaut.feed(res)  
    post_data=http://www.mamicode.com/viewstaut.inputvalue  "\xe8\xaf\xb7\xe8\xbe\x93\xe5\x85\xa5MD5\xe6\x88\x96\xe8\xa6\x81\xe5\x8a\xa0\xe5\xaf\x86\xe7\x9a\x84\xe5\xad\x97\xe7\xac\xa6\xe4\xb8\xb2":  
            post_data[key]=md5  
    finres=httppost("http://md5.tellyou.top/default.html",post_data,"http://md5.tellyou.top/default.html")  
    newsparser = titlehtml()  
    newsparser.myfilter=‘span‘  
    newsparser.feed(finres)  
    items = newsparser.gettile()  
    try:  
        print "md5.tellyou的md5查询结果："+items[0]  
    except:  
        print "md5.tellyou的md5查询结果：没找到,请尝试其他同类网站"  
  
def syue(md5):  
    finstr=httpget("http://md5.syue.com/ShowMD5Info.asp?GetType=ShowInfo&md5_str=",md5,"http://md5.syue.com/")  
    newsparser = titlehtml()  
    newsparser.myfilter=‘span‘  
    newsparser.feed(finstr)  
    items = newsparser.gettile()  
    try:  
        print "md5.syue的md5查询结果(乱码证明没有查到)："+items[0]  
    except:  
        print "md5.syue没有查到"  
  
def pmd5(md5):  
    data=""  
    res=httpget("http://pmd5.com/",data,"")  
    viewstaut=MyHTMLParser()  
    viewstaut.feed(res)  
    post_data=http://www.mamicode.com/viewstaut.inputvalue  "key"]=md5  
    finres=httppost("http://pmd5.com/",post_data,"http://pmd5.com/")  
    newsparser = titlehtml()  
    newsparser.myfilter=‘em‘  
    newsparser.feed(finres)  
    items = newsparser.gettile()  
    try:  
        print "pmd5的md5查找结果："+items[1]  
    except:  
        print "pmd5没有找到"  
  
def wmd5(md5):  
    url="http://www.wmd5.com/ajax.php"  
    data=http://www.mamicode.com/{}  "miwen"]=md5  
    data["action"]="md5show"  
    finstr=httppost(url,data,"http://www.wmd5.com/")  
    d1=json.JSONDecoder().decode(finstr)  
    try:  
        print "wmd5查询的结果是："+d1[‘md5text‘]  
    except:  
        print "wmd5没有查到"  
  
def heimd5(md5):  
    url="http://121.42.198.24//php/md5.php"  
    data=http://www.mamicode.com/{}  "key"]=md5  
    finstr=httppost(url,data,"http://121.42.198.24/php/md5.php")  
    print "121.42.198.24的结果是："+finstr  
#def xmd5(md5):  
  
  
  
  
if __name__==‘__main__‘:  
    md5=sys.argv[1]  
    #print md5  
    #md5="d8b521d9c8591a897704b83d18ec988d"  
    somd5(md5)  
    hkc5(md5)  
    xx95(md5)  
    syue(md5)  
    pmd5(md5)  
    wmd5(md5)  
    heimd5(md5)  
    cmd5(md5)