kaknikhil commented on a change in pull request #377:  DL: Do not compile 
params in predict and add gpu support
URL: https://github.com/apache/madlib/pull/377#discussion_r279068868
 
 

 ##########
 File path: src/ports/postgres/modules/deep_learning/madlib_keras_predict.py_in
 ##########
 @@ -112,6 +114,9 @@ def predict(schema_madlib, model_table, test_table, id_col,
         class_values, intermediate_col, pred_col_name,
         pred_col_type, is_response, MODULE_NAME)
 
+    segment_id = -1 if is_platform_pg() else '{0}.gp_segment_id'.format(
 
 Review comment:
   Makes sense. Maybe we should create a function named `get_segment_id` which 
will replace all instances of this if check ? It will make our code less error 
prone to the situation you described.

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