error_handler(*args, **kwargs) 68 # To get the full stack trace, call: 69 # `tf.debugging.disable_traceback_filtering()` ---> 70 raise e.with_traceback(filtered_tb) from None 71 finally: 72 del filtered_tb E:\anaconda\install_path\envs\graduation_d2l\lib\site-packages\tensorflow\python\eager\execute.py in quick_execute(op_name, num_outputs, inputs, attrs, ctx, name) 51 ctx.ensure_initialized() 52 tensors = pywrap_tfe.TFE_Py_Execute(ctx._handle, device_name, op_name, ---> 53 inputs, attrs, num_outputs) 54 except core._NotOkStatusException as e: 55 if name is not None: InvalidArgumentError: Graph execution error:

时间: 2024-02-14 19:14:32 浏览: 23
这段代码显示的是 TensorFlow 中 `quick_execute` 函数的部分内容。该函数用于快速执行图操作。其中 `op_name` 是操作名称,`num_outputs` 是操作的输出数量,`inputs` 是操作的输入,`attrs` 是操作的属性,`ctx` 是上下文,`name` 是操作的名称。如果执行出错,则会抛出 `InvalidArgumentError` 异常,并且通过 traceback 追溯错误信息。
相关问题

def filter_traceback(fn): """Filter out Keras-internal stack trace frames in exceptions raised by fn.""" if sys.version_info.major != 3 or sys.version_info.minor < 7: return fn def error_handler(*args, **kwargs): if not tf.debugging.is_traceback_filtering_enabled(): return fn(*args, **kwargs) filtered_tb = None try: return fn(*args, **kwargs) except Exception as e: filtered_tb = _process_traceback_frames(e.__traceback__) # To get the full stack trace, call: # `tf.debugging.disable_traceback_filtering()` raise e.with_traceback(filtered_tb) from None finally: del filtered_tb return tf.__internal__.decorator.make_decorator(fn, error_handler)

这段代码是一个 Python 装饰器,用于过滤 Keras 内部的堆栈跟踪帧,以便在发生异常时能够更好地进行调试和排查错误。具体来说,它包含以下几个部分: 1. `filter_traceback` 函数:这是一个带有函数参数的装饰器,用于过滤 Keras-internal 堆栈跟踪帧。 2. `error_handler` 函数:这是一个异常处理函数,用于在发生异常时过滤堆栈跟踪帧,并记录异常信息。 3. `tf.__internal__.decorator.make_decorator` 函数:这个函数用于创建一个新的函数,它将原始函数和异常处理函数作为参数,并返回一个新的函数。 在使用这个装饰器时,可以将需要进行异常处理的函数作为参数传递给 `filter_traceback` 函数,然后将返回的结果作为装饰器应用到原始函数上。这样,在调用原始函数时,就会自动应用异常处理机制,以便更好地进行调试和排查错误。

UnicodeDecodeError Traceback (most recent call last) Cell In[309], line 24 22 # 训练模型 23 epochs = 10 ---> 24 model.fit( 25 train_dataset, 26 epochs=epochs 27 ) File c:\Users\Lenovo\.conda\envs\py38\lib\site-packages\keras\utils\traceback_utils.py:70, in filter_traceback..error_handler(*args, **kwargs) 67 filtered_tb = _process_traceback_frames(e.__traceback__) 68 # To get the full stack trace, call: 69 # `tf.debugging.disable_traceback_filtering()` ---> 70 raise e.with_traceback(filtered_tb) from None 71 finally: 72 del filtered_tb File c:\Users\Lenovo\.conda\envs\py38\lib\site-packages\tensorflow\python\eager\execute.py:54, in quick_execute(op_name, num_outputs, inputs, attrs, ctx, name) 52 try: 53 ctx.ensure_initialized() ---> 54 tensors = pywrap_tfe.TFE_Py_Execute(ctx._handle, device_name, op_name, 55 inputs, attrs, num_outputs) 56 except core._NotOkStatusException as e: 57 if name is not None: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xce in position 151: invalid continuation byte

这个错误是由于编码问题引起的。在Python中,当尝试解码一个字节序列时,如果字节序列不是有效的UTF-8编码,就会引发UnicodeDecodeError。 在你的代码中,出现了一个UnicodeDecodeError错误,指示在第24行的model.fit()函数中发生了解码错误。错误消息中指出,在第151个位置上的字节0xce是无效的连续字节。 要解决这个问题,你可以尝试以下几种方法: 1. 检查你的数据集或输入是否包含无效的字节。确保数据集或输入以正确的编码格式保存,并且没有损坏或无效的字节。 2. 在打开文件时,指定正确的编码参数。例如,如果你使用open()函数打开一个文件,请确保指定正确的编码参数。例如:open('file.txt', encoding='utf-8')。 3. 如果你使用的是其他库或工具加载数据集,请查阅相关文档,了解如何正确处理编码问题。 希望这些方法可以帮助你解决这个UnicodeDecodeError错误。如果问题仍然存在,请提供更多的代码和错误信息,以便我能够给出更具体的建议。

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ValueError Traceback (most recent call last) <ipython-input-54-536a68c200e5> in <module> 52 return model 53 # lstm network ---> 54 model = create_LSTM_model(X_train,n_steps,n_length, n_features) 55 # summary 56 print(model.summary()) <ipython-input-54-536a68c200e5> in create_LSTM_model(X_train, n_steps, n_length, n_features) 22 X_train = X_train.reshape((X_train.shape[0], n_steps, 1, n_length, n_features)) 23 ---> 24 model.add(ConvLSTM2D(filters=64, kernel_size=(1,3), activation='relu', 25 input_shape=(n_steps, 1, n_length, n_features))) 26 model.add(Flatten()) ~\anaconda3\lib\site-packages\tensorflow\python\trackable\base.py in _method_wrapper(self, *args, **kwargs) 203 self._self_setattr_tracking = False # pylint: disable=protected-access 204 try: --> 205 result = method(self, *args, **kwargs) 206 finally: 207 self._self_setattr_tracking = previous_value # pylint: disable=protected-access ~\anaconda3\lib\site-packages\keras\utils\traceback_utils.py in error_handler(*args, **kwargs) 68 # To get the full stack trace, call: 69 # tf.debugging.disable_traceback_filtering() ---> 70 raise e.with_traceback(filtered_tb) from None 71 finally: 72 del filtered_tb ~\anaconda3\lib\site-packages\keras\engine\input_spec.py in assert_input_compatibility(input_spec, inputs, layer_name) 233 ndim = shape.rank 234 if ndim != spec.ndim: --> 235 raise ValueError( 236 f'Input {input_index} of layer "{layer_name}" ' 237 "is incompatible with the layer: " ValueError: Input 0 of layer "conv_lstm2d_12" is incompatible with the layer: expected ndim=5, found ndim=3. Full shape received: (None, 10, 5)解决该错误

ValueError Traceback (most recent call last) Cell In[29], line 91 88 model.summary() 89 #模型训练 ---> 91 history = model.fit( 92 normed_train_data, train_labels, 93 epochs=100, validation_split=0.2, verbose=0) #verbose=表示不输出训练记录 94 #输出训练的各项指标值 95 hist = pd.DataFrame(history.history) File ~\anaconda3\lib\site-packages\keras\utils\traceback_utils.py:70, in filter_traceback.<locals>.error_handler(*args, **kwargs) 67 filtered_tb = _process_traceback_frames(e.__traceback__) 68 # To get the full stack trace, call: 69 # tf.debugging.disable_traceback_filtering() ---> 70 raise e.with_traceback(filtered_tb) from None 71 finally: 72 del filtered_tb File ~\AppData\Local\Temp\__autograph_generated_file1dq9vkey.py:15, in outer_factory.<locals>.inner_factory.<locals>.tf__train_function(iterator) 13 try: 14 do_return = True ---> 15 retval_ = ag__.converted_call(ag__.ld(step_function), (ag__.ld(self), ag__.ld(iterator)), None, fscope) 16 except: 17 do_return = False ValueError: in user code: File "C:\Users\lenovo\anaconda3\lib\site-packages\keras\engine\training.py", line 1284, in train_function * return step_function(self, iterator) File "C:\Users\lenovo\anaconda3\lib\site-packages\keras\engine\training.py", line 1268, in step_function ** outputs = model.distribute_strategy.run(run_step, args=(data,)) File "C:\Users\lenovo\anaconda3\lib\site-packages\keras\engine\training.py", line 1249, in run_step ** outputs = model.train_step(data) File "C:\Users\lenovo\anaconda3\lib\site-packages\keras\engine\training.py", line 1050, in train_step y_pred = self(x, training=True) File "C:\Users\lenovo\anaconda3\lib\site-packages\keras\utils\traceback_utils.py", line 70, in error_handler raise e.with_traceback(filtered_tb) from None File "C:\Users\lenovo\anaconda3\lib\site-packages\keras\engine\input_spec.py", line 298, in assert_input_compatibility raise ValueError( ValueError: Input 0 of layer "sequential_21" is incompatible with the layer: expected shape=(None, 14), found shape=(32, 15)

def create_LSTM_model(): # instantiate the model model = Sequential() model.add(Input(shape=(X_train.shape[1], X_train.shape[2]))) model.add(Reshape((X_train.shape[1], 1, X_train.shape[2], 1))) # cnn1d Layers model.add(ConvLSTM2D(filters=64, kernel_size=(1,3), activation='relu', padding='same', return_sequences=True)) model.add(Dropout(0.5)) # 添加lstm层 model.add(LSTM(64, activation = 'relu', return_sequences=True)) model.add(Dropout(0.5)) #添加注意力层 model.add(LSTM(64, activation = 'relu', return_sequences=False)) # 添加dropout model.add(Dropout(0.5)) model.add(Dense(128)) # 输出层 model.add(Dense(1, name='Output')) # 编译模型 model.compile(optimizer='adam', loss='mse', metrics=['mae']) return model # lstm network model = create_LSTM_model() # summary print(model.summary())修改该代码,解决ValueError Traceback (most recent call last) <ipython-input-63-7651a1472c3f> in <module> 37 return model 38 # lstm network ---> 39 model = create_LSTM_model() 40 # summary 41 print(model.summary()) <ipython-input-63-7651a1472c3f> in create_LSTM_model() 18 19 # 添加lstm层 ---> 20 model.add(LSTM(64, activation = 'relu', return_sequences=True)) 21 model.add(Dropout(0.5)) 22 ~\anaconda3\lib\site-packages\tensorflow\python\trackable\base.py in _method_wrapper(self, *args, **kwargs) 203 self._self_setattr_tracking = False # pylint: disable=protected-access 204 try: --> 205 result = method(self, *args, **kwargs) 206 finally: 207 self._self_setattr_tracking = previous_value # pylint: disable=protected-access ~\anaconda3\lib\site-packages\keras\utils\traceback_utils.py in error_handler(*args, **kwargs) 68 # To get the full stack trace, call: 69 # tf.debugging.disable_traceback_filtering() ---> 70 raise e.with_traceback(filtered_tb) from None 71 finally: 72 del filtered_tb ~\anaconda3\lib\site-packages\keras\engine\input_spec.py in assert_input_compatibility(input_spec, inputs, layer_name) 233 ndim = shape.rank 234 if ndim != spec.ndim: --> 235 raise ValueError( 236 f'Input {input_index} of layer "{layer_name}" ' 237 "is incompatible with the layer: " ValueError: Input 0 of layer "lstm_18" is incompatible with the layer: expected ndim=3, found ndim=5. Full shape received: (None, 10, 1, 1, 64)问题

def create_LSTM_model(X_train,n_steps,n_length, n_features): # instantiate the model model = Sequential() model.add(Input(shape=(X_train.shape[1], X_train.shape[2]))) X_train = X_train.reshape((X_train.shape[0], n_steps, 1, n_length, n_features)) model.add(ConvLSTM2D(filters=64, kernel_size=(1,3), activation='relu', input_shape=(n_steps, 1, n_length, n_features))) model.add(Flatten()) # cnn1d Layers # 添加lstm层 model.add(LSTM(64, activation = 'relu', return_sequences=True)) model.add(Dropout(0.5)) #添加注意力层 model.add(LSTM(64, activation = 'relu', return_sequences=False)) # 添加dropout model.add(Dropout(0.5)) model.add(Dense(128)) # 输出层 model.add(Dense(1, name='Output')) # 编译模型 model.compile(optimizer='adam', loss='mse', metrics=['mae']) return model # lstm network model = create_LSTM_model(X_train,n_steps,n_length, n_features) # summary print(model.summary())修改该代码,解决ValueError Traceback (most recent call last) <ipython-input-54-536a68c200e5> in <module> 52 return model 53 # lstm network ---> 54 model = create_LSTM_model(X_train,n_steps,n_length, n_features) 55 # summary 56 print(model.summary()) <ipython-input-54-536a68c200e5> in create_LSTM_model(X_train, n_steps, n_length, n_features) 22 X_train = X_train.reshape((X_train.shape[0], n_steps, 1, n_length, n_features)) 23 ---> 24 model.add(ConvLSTM2D(filters=64, kernel_size=(1,3), activation='relu', 25 input_shape=(n_steps, 1, n_length, n_features))) 26 model.add(Flatten()) ~\anaconda3\lib\site-packages\tensorflow\python\trackable\base.py in _method_wrapper(self, *args, **kwargs) 203 self._self_setattr_tracking = False # pylint: disable=protected-access 204 try: --> 205 result = method(self, *args, **kwargs) 206 finally: 207 self._self_setattr_tracking = previous_value # pylint: disable=protected-access ~\anaconda3\lib\site-packages\keras\utils\traceback_utils.py in error_handler(*args, **kwargs) 68 # To get the full stack trace, call: 69 # tf.debugging.disable_traceback_filtering() ---> 70 raise e.with_traceback(filtered_tb) from None 71 finally: 72 del filtered_tb ~\anaconda3\lib\site-packages\keras\engine\input_spec.py in assert_input_compatibility(input_spec, inputs, layer_name) 233 ndim = shape.rank 234 if ndim != spec.ndim: --> 235 raise ValueError( 236 f'Input {input_index} of layer "{layer_name}" ' 237 "is incompatible with the layer: " ValueError: Input 0 of layer "conv_lstm2d_12" is incompatible with the layer: expected ndim=5, found ndim=3. Full shape received: (None, 10, 5)错误

Create a model def create_LSTM_model(X_train,n_steps,n_length, n_features): # instantiate the model model = Sequential() model.add(Input(shape=(X_train.shape[1], X_train.shape[2]))) model.add(Reshape((n_steps, 1, n_length, n_features))) model.add(ConvLSTM2D(filters=64, kernel_size=(1,3), activation='relu', input_shape=(n_steps, 1, n_length, n_features))) model.add(Flatten()) # cnn1d Layers # 添加lstm层 model.add(LSTM(64, activation = 'relu', return_sequences=True)) model.add(Dropout(0.5)) #添加注意力层 model.add(LSTM(64, activation = 'relu', return_sequences=False)) # 添加dropout model.add(Dropout(0.5)) model.add(Dense(128)) # 输出层 model.add(Dense(1, name='Output')) # 编译模型 model.compile(optimizer='adam', loss='mse', metrics=['mae']) return model # lstm network model = create_LSTM_model(X_train,n_steps,n_length, n_features) # summary print(model.summary())修改该代码,解决ValueError Traceback (most recent call last) <ipython-input-56-6c1ed99fa3ed> in <module> 53 # lstm network 54 ---> 55 model = create_LSTM_model(X_train,n_steps,n_length, n_features) 56 # summary 57 print(model.summary()) <ipython-input-56-6c1ed99fa3ed> in create_LSTM_model(X_train, n_steps, n_length, n_features) 17 model = Sequential() 18 model.add(Input(shape=(X_train.shape[1], X_train.shape[2]))) ---> 19 model.add(Reshape((n_steps, 1, n_length, n_features))) 20 21 ~\anaconda3\lib\site-packages\tensorflow\python\trackable\base.py in _method_wrapper(self, *args, **kwargs) 203 self._self_setattr_tracking = False # pylint: disable=protected-access 204 try: --> 205 result = method(self, *args, **kwargs) 206 finally: 207 self._self_setattr_tracking = previous_value # pylint: disable=protected-access ~\anaconda3\lib\site-packages\keras\utils\traceback_utils.py in error_handler(*args, **kwargs) 68 # To get the full stack trace, call: 69 # tf.debugging.disable_traceback_filtering() ---> 70 raise e.with_traceback(filtered_tb) from None 71 finally: 72 del filtered_tb ~\anaconda3\lib\site-packages\keras\layers\reshaping\reshape.py in _fix_unknown_dimension(self, input_shape, output_shape) 116 output_shape[unknown] = original // known 117 elif original != known: --> 118 raise ValueError(msg) 119 return output_shape 120 ValueError: Exception encountered when calling layer "reshape_5" (type Reshape). total size of new array must be unchanged, input_shape = [10, 1], output_shape = [10, 1, 1, 5] Call arguments received by layer "reshape_5" (type Reshape): • inputs=tf.Tensor(shape=(None, 10, 1), dtype=float32)问题

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