fmcquillan99 edited a comment on pull request #524:
URL: https://github.com/apache/madlib/pull/524#issuecomment-784665248
(2) error when generating MSTs with TensorBoard:
```
madlib=# SELECT madlib.generate_model_configs(
madlib(# 'model_arch_library', --
model architecture table
madlib(# 'mst_table', --
model selection table output
madlib(# ARRAY[1,2], --
model ids from model architecture table
madlib(# $$
madlib$# {'loss':
['categorical_crossentropy'],
madlib$#
'optimizer_params_list': [ {'optimizer': ['Adam', 'SGD'], 'lr': [0.001, 0.01]}
],
madlib$# 'metrics':
['accuracy']}
madlib$# $$, --
compile_param_grid
madlib(# $$
madlib$# { 'batch_size': [64, 128],
madlib$# 'epochs': [10],
madlib$# 'callbacks':
['[TensorBoard(log_dir="/tmp/logs/fit")]']
madlib$# }
madlib$# $$, --
fit_param_grid
madlib(# 'grid' --
search_type
madlib(# );
ERROR: plpy.Error: DL: Cannot search from a distribution with grid search
(plpython.c:5038)
CONTEXT: Traceback (most recent call last):
PL/Python function "generate_model_configs", line 21, in <module>
mst_loader = madlib_keras_model_selection.MstSearch(**globals())
PL/Python function "generate_model_configs", line 42, in wrapper
PL/Python function "generate_model_configs", line 309, in __init__
PL/Python function "generate_model_configs", line 364, in validate_inputs
PL/Python function "generate_model_configs", line 105, in _assert
PL/Python function "generate_model_configs"
```
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