chrishkchris opened a new pull request #743:
URL: https://github.com/apache/singa/pull/743
Here is just a very minor fix of GPU test case, which needs to set the
precision of test.
For instance, the default precision of test is absolute tolerance atol=1e-6
if (we don't pass the argument), which is too tough.
```
root@d05828f767ee:~/dcsysh/singa/test/python# python3 test_api.py
......F.F...................
======================================================================
FAIL: test_batchnorm_testing_gpu (__main__.TestAPI)
----------------------------------------------------------------------
Traceback (most recent call last):
File "test_api.py", line 195, in test_batchnorm_testing_gpu
_run_testing(x_0, s_0, b_0, rm_0, rv_0, m_0=1.0)
File "test_api.py", line 186, in _run_testing
y_1, tensor.to_numpy(_cTensor_to_pyTensor(y_2_c)), decimal=5)
File
"/usr/local/lib/python3.6/dist-packages/numpy/testing/_private/utils.py", line
1047, in assert_array_almost_equal
precision=decimal)
File
"/usr/local/lib/python3.6/dist-packages/numpy/testing/_private/utils.py", line
846, in assert_array_compare
raise AssertionError(msg)
AssertionError:
Arrays are not almost equal to 5 decimals
Mismatched elements: 4 / 16 (25%)
Max absolute difference: 4.4822693e-05
Max relative difference: 4.482269e-06
x: array([[[[ 1. , 1. ],
[ 1. , 1. ]],
...
y: array([[[[ 1. , 1. ],
[ 1. , 1. ]],
...
======================================================================
FAIL: test_batchnorm_training_gpu (__main__.TestAPI)
----------------------------------------------------------------------
Traceback (most recent call last):
File "test_api.py", line 161, in test_batchnorm_training_gpu
_run_training(x_0, s_0, b_0, rm_0, rv_0, m_0=0.2)
File "test_api.py", line 132, in _run_training
y_1, tensor.to_numpy(_cTensor_to_pyTensor(y_2_c)), decimal=5)
File
"/usr/local/lib/python3.6/dist-packages/numpy/testing/_private/utils.py", line
1047, in assert_array_almost_equal
precision=decimal)
File
"/usr/local/lib/python3.6/dist-packages/numpy/testing/_private/utils.py", line
846, in assert_array_compare
raise AssertionError(msg)
AssertionError:
Arrays are not almost equal to 5 decimals
Mismatched elements: 21881 / 40000 (54.7%)
Max absolute difference: 0.00010204
Max relative difference: 0.75810695
x: array([[[[-7.11059e-01, 1.31187e+00, 1.10835e+00, ..., 6.71445e-01,
-4.11530e-01, 7.55671e-01],
[ 2.34414e-01, 1.75757e-02, 1.53543e+00, ..., -3.24708e-01,...
y: array([[[[-7.11130e-01, 1.31193e+00, 1.10839e+00, ..., 6.71459e-01,
-4.11583e-01, 7.55690e-01],
[ 2.34401e-01, 1.75493e-02, 1.53550e+00, ..., -3.24755e-01,...
----------------------------------------------------------------------
Ran 28 tests in 1.582s
```
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