fix alumni import

app/models/university/person/alumnus/import.rb

@@ -29,13 +29,15 @@ class University::Person::Alumnus::Import < ApplicationRecord
   protected
 
   def parse
-    # substitute local data for testing
-    substitutes = {
-      'c6b78fac-0a5f-4c44-ad22-4ee68ed382bb' => '23279cab-8bc1-4c75-bcd8-1fccaa03ad55'
-    }
     csv.each do |row|
       program_id = row['program']
-      program_id = substitutes[program_id] if substitutes.has_key? program_id
+      if Rails.env.development? &&
+        # substitute local data for testing
+        substitutes = {
+          'c6b78fac-0a5f-4c44-ad22-4ee68ed382bb' => '23279cab-8bc1-4c75-bcd8-1fccaa03ad55'
+        }
+        program_id = substitutes[program_id] if substitutes.has_key? program_id
+      end
       program = university.education_programs
                           .find_by(id: program_id)
       next if program.nil?