code: function (jsonObj, successCB, failedCB) {
      var $t = this;
      var _json = jsonObj || {};
  
      var pythonCommand = _json.command || ''; // {string}
      var command = $t._formatCommand(pythonCommand);
  
      // 传递参数
      var newJson = {
        command: command || ['-v'],
        currentDirectoryPath: _json.currentDirectoryPath || '',
        'environmentDic': _json.environmentDic || {},
        'mainThread': _json.mainThread !== false
      };
  
      $t.common_exec(newJson, successCB, failedCB);
    }
docs: 内置的执行方式
  @param jsonObj
  @param successCB
  @param failedCB