对比list的处理速度，list处理速度,#网上代码def ope

对比list的处理速度，list处理速度,#网上代码def ope

#网上代码def open_httptxt():  #打开TXT文本写入数组    st=time.clock()    try:        passlist = []        list_passlist=[]        xxx = file('http.txt', 'r')        for xxx_line in xxx.readlines():            #past.append(xxx_line)            passlist.append(xxx_line)        xxx.close()        for i in passlist:  #python 列表去重            if i not in list_passlist:                list_passlist.append(i)        E = 0 #得到list的第一个元素        while E < len(list_passlist):            #print list_passlist[E]            past.append(list_passlist[E])  #添加到数组里            E = E + 1    except:        return 0    print 'open_http  ' +str(time.clock()-st)#自己写的函数def path_http():    st=time.clock()    f=open('http.txt','r')    tlst=f.readlines()    past = {}.fromkeys(tlst).keys() #去掉重复    #past = list(set(tlst))    print 'my def path_http  ' + str(time.clock()-st)    f.close()    return past