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python|【mindspore】【算子不支持GPU】Unsupported op [Ceil] on GPU

Python开发语言

问题描述：
【功能模块】
在训练时报错，提示算子不支持gpu类型
【操作步骤&问题现象】
1、开始训练，加载数据，走到train时就报错
【截图信息】
[EXCEPTION] DEVICE(35811,7f3f576f62c0,python):2022-03-03-07:28:44.866.790 [mindspore/ccsrc/runtime/device/gpu/kernel_info_setter.cc:83] SupportedTypeList] Unsupported op [Ceil] on GPU
Traceback (most recent call last):
File "train.py", line 477, in
train(train_paths, s3Client, trainlog, valid_paths)
File "train.py", line 373, in train
train_model(train_x, train_y)
File "/root/miniconda3/envs/py3/lib/python3.7/site-packages/mindspore/nn/cell.py", line 407, in __call__
out = self.compile_and_run(*inputs)
File "/root/miniconda3/envs/py3/lib/python3.7/site-packages/mindspore/nn/cell.py", line 734, in compile_and_run
self.compile(*inputs)
File "/root/miniconda3/envs/py3/lib/python3.7/site-packages/mindspore/nn/cell.py", line 721, in compile
_cell_graph_executor.compile(self, *inputs, phase=self.phase, auto_parallel_mode=self._auto_parallel_mode)
File "/root/miniconda3/envs/py3/lib/python3.7/site-packages/mindspore/common/api.py", line 551, in compile
result = self._graph_executor.compile(obj, args_list, phase, use_vm, self.queue_name)
RuntimeError: mindspore/ccsrc/runtime/device/gpu/kernel_info_setter.cc:83 SupportedTypeList] Unsupported op [Ceil] on GPU

解答：
可以用mindspore.numpy.ceil 或者你自己实现一个：
ceil(x) = -floor(-x)
【python|【mindspore】【算子不支持GPU】Unsupported op [Ceil] on GPU】ops.Floor算子是支持全平台的。

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