test

# _*_ coding:utf-8 _*_import sys#sys.setdefaultingencoding('utf-8')print('************直接输出运算表达式*************')import rel=[]t=100.0p1=re.compile(r'([\d.,]+[*+-/][\d.,])(=[\d.,]+)*')f=open("test1.txt")fw=open("test2.txt","w")for line in f.readlines():       m0=p1.findall(str(line))    if m0:        i=0        n=len(m0)        print(m0)        #print(n)        while i<n:            #print(m0[i])            str00=str(m0[i]).replace('*','×')            str0=str00.replace('/','÷')            l.append(str0)            i=i+1          #print(l)        #str1=''.join(str)        #str2=str1.split(' ')j=0m=len(l)while j<m:    fw.write(str(l[j]))    fw.write('\n')    j+=1   #不加这个条件就可以写病毒了 - -f.close()fw.close()