revert

1 files changed, 1 insertions, 1 deletions

diff --git a/emi b/emi
index cc16687..b8ae9c2 100755
--- a/emi
+++ b/emi
@@ -36,7 +36,7 @@ use Iurt::File qw(check_upload_tree);
 use Iurt::Util qw(plog_init plog);
 use Data::Dumper;
 use MDK::Common qw(cat_ if_);
-#use MDK::Common::DataStructure qw(difference2);
+use MDK::Common::DataStructure qw(difference2);
 
 my %run;
 my $program_name = 'emi';