生成文件的MD5和sha1
#coding=UTF-8 def fil_changefileext(filename,extname=''): # FIL ChangeFileExt 改变文件扩展名 # filename 输入的文件路径名 # extname='' 要更改分扩展名，如 .txt import os try: if extname[0]'.': extname='.'+extname except: extname='' if os.path.splitext(filename)[1]=='': uouttxt=filename+'.'+extname elif os.path.splitext(filename)[1]=='.': uouttxt=filename+extname else: uouttxt=filename[:0-len(os.path.splitext(filename)[1])]+extname return uouttxt def fil<b>本文来源gao@dai!ma.com搞$代^码!网7</b>_str2file(fstr,filename): # FIL STR2File 把字符串保存到文件 try: outfile=open(filename,'w') outfile.writelines(fstr) outfile.close() return True except: return False #系统主程序开始#-------------------------------------------------------if __name__ == '__main__': import os,sys,math # if len(sys.argv)==1:sys.argv.append(r'c:\FreeNAS-8.0.4-RELEASE-x64.iso') if len(sys.argv)>1: filepathname=sys.argv[1] if os.path.isfile(filepathname) : fmaxs = os.path.getsize(filepathname)+0.00 fpos = 0.00 ppos=0 pmax=50 pjy=0 fmd5=fil_changefileext(filepathname,'.md5') fsha1=fil_changefileext(filepathname,'.sha') ffm=os.path.basename(filepathname) #开始处理 print 'Program Runing "'+filepathname+'" ...' import hashlib try: umd5str = hashlib.md5() usha1str = hashlib.sha1() xfilepathname=unicode(filepathname,'utf8') #需要使用二进制格式读取文件内容 ufile = file(xfilepathname,'rb') while True: datas = ufile.read(1024*512) if not datas: break umd5str.update( datas ) usha1str.update( datas ) fpos=fpos+1024*512 ppos=int(math.floor(fpos / fmaxs * 50)) pposbfh=int(math.floor(fpos / fmaxs * 100)) #打印进度条 if pjyppos: print '['+'*'*ppos +'='*(pmax-ppos)+'] '+str(pposbfh) +'%' #打印进度问题未解决，不知道print函数怎么退回到行首覆盖输出，不换行我倒是知道，加个“,” pjy=ppos uoutstrmd5=str(umd5str.hexdigest()) uoutstrsha1=str(usha1str.hexdigest()) ufile.close() print '' fil_str2file(uoutstrmd5+' *'+ffm+'\n',fmd5) fil_str2file(uoutstrsha1+' *'+ffm+'\n',fsha1) print 'Task is completed !' + r' [ XingHe Studio File to MD5 and SHA1 ]' except: print 'Error !' + r' [ XingHe Studio File to MD5 and SHA1 ]' else: print 'File "'+filepathname+'" not exist!'+ r' [ XingHe Studio File to MD5 and SHA1 ]' else: print r' [ XingHe Studio File to MD5 and SHA1 ]'
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转载请注明原文链接：Python生成文件的MD5和sha1
转载请注明原文链接：Python生成文件的MD5和sha1
