python3调用windows dos命令的例子

os.popen(command)

import osimport shutil'''循环执行每个一个资源目录，每个目录的执行过程如下：  1：更新线上目录  2：更新本地目录  3：把本地目录的修改同步到线上目录  4：提交线上目录'''#本地svn目录local_r_en = "server/trunk/resource"local_r_ar = "server/resource_ar"local_r_fr = "server/resource_fr"local_r_ge = "server/resource_ge"local_r_ita = "server/resource_ita"local_r_ru = "server/resource_ru"local_r_sp = "server/resource_sp"local_r_tr = "server/resource_tr"local_r_wp_en = "server/resource_wp"#线上svn目录online_r_en = "serverOL/resource_en"online_r_ar = "serverOL/resource_ar"online_r_fr = "serverOL/resource_fr"online_r_ge = "serverOL/resource_ge"online_r_ita = "serverOL/resource_ita"online_r_ru = "serverOL/resource_ru"online_r_sp = "serverOL/resource_sp"online_r_tk = "serverOL/resource_tk"online_r_wp_en = "serverOL/resource_wp"#不需要更新的服务器，请把下面对应的资源目录注释掉recource_dict = {}recource_dict[local_r_en] = online_r_en       #美国# recource_dict[local_r_ar] = online_r_ar      #阿拉伯# recource_dict[local_r_fr] = online_r_fr      #法国# recource_dict[local_r_ge] = online_r_ge      #德国# recource_dict[local_r_ita] = online_r_ita     #意大利# recource_dict[local_r_ru] = online_r_ru      #俄罗斯# recource_dict[local_r_sp] = online_r_sp      #西班牙# recource_dict[local_r_tr] = online_r_tk      #土耳其# recource_dict[local_r_wp] = online_r_wp    #wp'''复制文件到目的文件'''def copyFile(src,dst):  #目的目录  dst_dir = dst[:dst.rfind("/")]  #如果目录不存在则创建目录，如果文件存在则删除  if not os.path.exists(dst_dir):    os.makedirs(dst_dir)  elif os.path.exists(dst):    os.remove(dst)  #复制新文件  shutil.copyfile(src, dst)#end method copyFile'''删除文件'''def removeFile(dst):  if os.path.exists(dst):    os.remove(dst)#end method removeFile'''打印命令结果'''def svnResult(result):  for line in result:    line = line.replace("/n","")    print(line)#end method svnResult'''svn命令执行'''def svnSimpleExecute(command):  print(">>",command)  result = os.popen(command).readlines()  svnResult(result)#end method svnExecute'''svn提交目录'''def svnCommit(dst):  command = "svn status "+dst  print(">>",command)  command_result = os.popen(command).readlines()  if len(command_result) <= 2:    print("没有需要添加，删除和提交的内容")    return  for line in command_result:    #去掉换行符    line = line.replace("/n","")    print(line)    line = line.replace(" ","")    firstChar = line[0:1]    filePath = line[1:]    #命令    command_add = "svn add "+filePath    command_ci = "svn commit -m /"svn tools commit，更新维护。/" "+filePath    command_rm = "svn delete "+filePath    if firstChar == "?":#ADD命令      svnSimpleExecute(command_add)      svnSimpleExecute(command_ci)    elif firstChar in "ADM":#COMMIT 命令      svnSimpleExecute(command_ci)    elif firstChar == "!": #删除命令      svnSimpleExecute(command_rm)      svnSimpleExecute(command_ci)    else:      print("Unkonw.......",line)#end method svnCommit'''解析获得对应的本地文件和线上文件路径'''def parseLine(line,local_dir,online_dir):  line = line.replace("'","")  line = line.replace("//","/")  line = line.replace(local_dir,"")  pos = line.find("/")  return local_dir + line[pos:],online_dir + line[pos:]#end method parseLine#循环资源目录for local_dir in recource_dict:  online_dir = recource_dict[local_dir]  #更新线上资源  command_online = "svn up " + online_dir  svnSimpleExecute(command_online)  #更新本地资源  command_local = "svn up " + local_dir  print(">>",command_local)  lines = os.popen(command_local).readlines()  if len(lines) <= 2:    print("没有更新内容")    continue  #去掉头和尾部内容  lines.pop(-1)  lines.pop(0)  for line in lines:    #去掉换行符    line = line.replace("/n","")    print(line)    #解析文件对应目录    localFilePath,onlineFilePath = parseLine(line,local_dir,online_dir)    if line.startswith("Restored") or line.startswith("A") or line.startswith("U"):      print("复制文件：",localFilePath,"到",onlineFilePath)       copyFile(localFilePath,onlineFilePath)    elif line.startswith("D"):      #删除      print("删除文件：",onlineFilePath)      removeFile(onlineFilePath)  #提交线上目录  svnCommit(online_dir)