[BugFix] fix bug of UserWarnings in test_layer_norm_op.py

[RedContritio]

PR types

Bug fixes

PR changes

Others

Description

• test_layer_norm_op generates a large number of UserWarnings #55358

• Fix invalid parameters used in test_layer_norm_op.py, enable them to solve warnings

• Add unittest condition for bfloat16 tests

[paddle-bot]

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[RedContritio]

@luotao1

[luotao1]

@Wong4j Please review this PR

[luotao1]

LGTM

[Wong4j]

Hi @RedContritio , 感谢帮忙

• param_attr和bias_attr相关的Warning解决了。
• skip bf16相关的改动合理，但并不是root cause。我报告这个issue的时候就是在A100上测试的。我刚才再次在A100上测试了你的修改，仍然会有大量Warnings。

[Wong4j]

warning信息简化一下，主要有两个地方，分别是data_feeder.py和executor.py报的。

1574: /opt/paddle/paddle/build/python/paddle/fluid/data_feeder.py:186: UserWarning: The data type of 'dtype' in cast only support bfloat16 in OneDNN now.
1574:   warnings.warn(
1574: /opt/paddle/paddle/build/python/paddle/fluid/data_feeder.py:186: UserWarning: The data type of 'input' in LayerNorm only support bfloat16 in OneDNN now.
1574:   warnings.warn(
1574: /opt/paddle/paddle/build/python/paddle/fluid/data_feeder.py:186: UserWarning: The data type of 'x' in cast only support bfloat16 in OneDNN now.
1574:   warnings.warn(
1574: /opt/paddle/paddle/build/python/paddle/fluid/data_feeder.py:186: UserWarning: The data type of 'dtype' in cast only support bfloat16 in OneDNN now.
1574:   warnings.warn(
1574: /opt/paddle/paddle/build/python/paddle/fluid/executor.py:1479: UserWarning: There are no operators in the program to be executed. If you pass 
Program manually, please use fluid.program_guard to ensure the current Program is being used.

[luotao1]

skip bf16相关的改动合理，但并不是root cause。我刚才再次在A100上测试了你的修改，仍然会有大量Warnings。

@Wong4j 那能否先合入这个PR， @RedContritio 再看看如何修复 data_feeder.py和executor.py 引起的 wanirng？

[Wong4j]

skip bf16相关的改动合理，但并不是root cause。我刚才再次在A100上测试了你的修改，仍然会有大量Warnings。

@Wong4j 那能否先合入这个PR， @RedContritio 再看看如何修复 data_feeder.py和executor.py 引起的 wanirng？

可以

[Wong4j]

LGTM.