lib/sushi_fabric/sushiApp.rb in sushi_fabric-0.6.0 vs lib/sushi_fabric/sushiApp.rb in sushi_fabric-0.6.1

@@ -1,8 +1,8 @@
 #!/usr/bin/env ruby
 # encoding: utf-8
-# Version = '20160715-153019'
+# Version = '20160930-163938'
 
 require 'csv'
 require 'fileutils'
 require 'yaml'
 require 'drb/drb'
@@ -475,21 +475,27 @@
     file_path = File.join(@scratch_result_dir, @input_dataset_file)
     CSV.open(file_path, 'w', :col_sep=>"\t") do |out|
       headers = @dataset_hash.map{|row| row.keys}.flatten.uniq
       out << headers
       @dataset_hash.each do |row|
-        out << headers.map{|header| row[header]}
+        out << headers.map{|header| 
+          val = row[header]
+          val.to_s.empty? ? nil:val
+        }
       end
     end
     file_path
   end
   def save_next_dataset_as_tsv
     headers = @result_dataset.map{|row| row.keys}.flatten.uniq
     file_path = File.join(@scratch_result_dir, @next_dataset_file)
     CSV.open(file_path, 'w', :col_sep=>"\t") do |out|
       out << headers
       @result_dataset.each do |row_hash|
-        out << headers.map{|header| row_hash[header]}
+        out << headers.map{|header| 
+          val = row_hash[header]
+          val.to_s.empty? ? nil:val
+        }
       end
     end
     file_path
   end
   def copy_commands(org_dir, dest_parent_dir, now=nil)