fmcquillan99 commented on pull request #524:
URL: https://github.com/apache/madlib/pull/524#issuecomment-730717369
Does not work for autoML, but maybe that is OK, maybe we do not need to
support for autoML
```
SELECT madlib.madlib_keras_automl('cifar_10_train_data_packed_allseg',
'automl_cifar10_output',
'model_arch_library',
'automl_cifar10_mst_table',
ARRAY[2],
$${'loss': ['categorical_crossentropy'],
'optimizer_params_list': [
{'optimizer': ['Adam'],'lr':
[0.0001, 0.01, 'log']},
{'optimizer': ['RMSprop'],'lr':
[0.0001, 0.01, 'log'], 'decay': [1.0e-7, 1.0e-5, 'log']},
{'optimizer': ['SGD'],'lr':
[0.0001, 0.01, 'log'], 'momentum': [0.9, 0.99,'log_near_one']}],
'metrics':['accuracy']}$$,
$${'batch_size': [128], 'epochs': [1],
callbacks=[TensorBoard(log_dir="/tmp/tensorflow/scalars")]}$$,
'hyperband',
'R=9, eta=3, skip_last=0',
NULL, -- random state
NULL, -- object table
FALSE, -- use GPUs
'cifar_10_test_data_packed_allseg', --
validation table
1, -- metrics compute
freq
NULL, -- name
NULL); -- descr
ERROR: plpy.Error: Invalid syntax in 'fit_params_dict' (plpython.c:5038)
CONTEXT: Traceback (most recent call last):
PL/Python function "madlib_keras_automl", line 23, in <module>
schedule_loader =
madlib_keras_automl_hyperband.AutoMLHyperband(**globals())
PL/Python function "madlib_keras_automl", line 167, in __init__
PL/Python function "madlib_keras_automl", line 216, in
find_hyperband_config
PL/Python function "madlib_keras_automl", line 42, in wrapper
PL/Python function "madlib_keras_automl", line 307, in __init__
PL/Python function "madlib_keras_automl"
```
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