Python Tornado TypeError:_execute()缺少1个必需的位置参数:';变换';

Python Tornado TypeError:_execute()缺少1个必需的位置参数:';变换';,python,tornado,Python,Tornado,我将tornado 4.2与python3.5一起使用,并引发了此异常 Future <tornado.concurrent.Future object at 0x105c58128> exception was never retrieved: Traceback (most recent call last): File "/usr/local/lib/python3.5/site-packages/tornado/gen.py", line 215, in wrappe

我将tornado 4.2与python3.5一起使用,并引发了此异常

  Future <tornado.concurrent.Future object at 0x105c58128> exception was never retrieved: Traceback (most recent call last):
  File "/usr/local/lib/python3.5/site-packages/tornado/gen.py", line 215, in wrapper
    result = func(*args, **kwargs)
TypeError: _execute() missing 1 required positional argument: 'transforms'
从未检索到未来异常:回溯(最近一次调用): 文件“/usr/local/lib/python3.5/site packages/tornado/gen.py”,第215行,在包装器中 结果=函数(*args,**kwargs) TypeError:_execute()缺少1个必需的位置参数:“transforms”
有人能给我一些提示吗?

如果你不把实际的代码样本放在这里,很难得到帮助……如果你不把实际的代码样本放在这里,很难得到帮助。。。