code: def Upload(cls, filename):
          
          raise Exception("to do")
      
          TOOLS_PATH = ""
          RESOURCE_PATH = ""
          tool_4path = os.path.join(TOOLS_PATH, "upload.exe")        
          file_4path = os.path.join(RESOURCE_PATH, filename)
          #file_4path.decode('utf-8').encode('gbk')
          
          if os.path.isfile(file_4path):
              cls.Click()
              os.system(tool_4path + ' ' + file_4path)
          else:
              raise Exception('%s is not exists' % file_4path)
docs: 文件上传， 非原生input
          @todo:  some  upload.exe not  prepared
          @param file: 文件名(文件必须存在在工程resource目录下), upload.exe工具放在工程tools目录下