Spyder运行出错TypeError: Can not convert a method into a Tensor or Operation.

出错代码图

出错提示

runfile('E:/TensorFlow/线性回归.py', wdir='E:/TensorFlow')
Traceback (most recent call last):

  File e:ProgramDataanaconda3libsite-packagestensorflowpythonclientsession.py:305 in __init__
    self._unique_fetches.append(ops.get_default_graph().as_graph_element(

  File e:ProgramDataanaconda3libsite-packagestensorflowpythonframeworkops.py:3577 in as_graph_element
    return self._as_graph_element_locked(obj, allow_tensor, allow_operation)

  File e:ProgramDataanaconda3libsite-packagestensorflowpythonframeworkops.py:3673 in _as_graph_element_locked
    raise TypeError("Can not convert a %s into a %s." %

TypeError: Can not convert a method into a Tensor or Operation.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):

  File e:ProgramDataanaconda3libsite-packagesspyder_kernelspy3compat.py:356 in compat_exec
    exec(code, globals, locals)

  File e:tensorflow线性回归.py:52
    sess.run(optimizer,feed_dict={X:x,Y:y})

  File e:ProgramDataanaconda3libsite-packagestensorflowpythonclientsession.py:969 in run
    result = self._run(None, fetches, feed_dict, options_ptr,

  File e:ProgramDataanaconda3libsite-packagestensorflowpythonclientsession.py:1177 in _run
    fetch_handler = _FetchHandler(

  File e:ProgramDataanaconda3libsite-packagestensorflowpythonclientsession.py:486 in __init__
    self._fetch_mapper = _FetchMapper.for_fetch(fetches)

  File e:ProgramDataanaconda3libsite-packagestensorflowpythonclientsession.py:277 in for_fetch
    return _ElementFetchMapper(fetches, contraction_fn)

  File e:ProgramDataanaconda3libsite-packagestensorflowpythonclientsession.py:308 in __init__
    raise TypeError(f'Argument `fetch` = {fetch} has invalid type '

TypeError: Argument `fetch` = > has invalid type "method" must be a string or Tensor. (Can not convert a method into a Tensor or Operation.)

Spyder的这行代码optimizer=tf.compat.v1.train.GradientDescentOptimizer(learning_rate).minimize
(cost)

在minimize后面不能回车键，回车就提示52行的sess.run(optimizer,feed_dict={X:x,Y:y})的optimizer不存在了。

正确的带码是这样