--- a/generalized_linear.xml	Fri Feb 16 14:57:09 2018 -0500
+++ b/generalized_linear.xml	Tue Mar 13 04:58:51 2018 -0400
@@ -33,12 +33,24 @@
 options = params["selected_tasks"]["selected_algorithms"]["options"]
 
 #if $selected_tasks.selected_algorithms.input_options.selected_input=="tabular":
-X = columns("$selected_tasks.selected_algorithms.input_options.infile1","$selected_tasks.selected_algorithms.input_options.col1")
+X = read_columns(
+        "$selected_tasks.selected_algorithms.input_options.infile1",
+        "$selected_tasks.selected_algorithms.input_options.col1",
+        sep='\t',
+        header=None,
+        parse_dates=True
+)
 #else:
 X = mmread(open("$selected_tasks.selected_algorithms.input_options.infile1", 'r'))
 #end if
 
-y = columns("$selected_tasks.selected_algorithms.input_options.infile2","$selected_tasks.selected_algorithms.input_options.col2")
+y = read_columns(
+        "$selected_tasks.selected_algorithms.input_options.infile2",
+        "$selected_tasks.selected_algorithms.input_options.col2",
+        sep='\t',
+        header=None,
+        parse_dates=True
+)
 
 my_class = getattr(sklearn.linear_model, algorithm)
 estimator = my_class(**options)