orhankislal commented on a change in pull request #467: DL: Improve performance 
of mini-batch preprocessor
URL: https://github.com/apache/madlib/pull/467#discussion_r363546953
 
 

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 File path: 
src/ports/postgres/modules/deep_learning/input_data_preprocessor.py_in
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 @@ -46,9 +48,25 @@ from utilities.validate_args import input_tbl_valid
 from utilities.validate_args import get_expr_type
 
 from madlib_keras_helper import *
+import time
 
 NUM_CLASSES_COLNAME = "num_classes"
 
+def plpy_execute(sql, *args, **kwargs):
 
 Review comment:
   Yes, this looks much better thank you.

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