use dnfpluginscore (not extras)

praiskup · praiskup · commit effc2e68f0c6 · 2018-09-11T13:39:47.000+02:00
diff --git a/dnf-plugins/diff.py b/dnf-plugins/diff.py
@@ -23,7 +23,7 @@
 import subprocess
 
 import logging
-from dnfpluginsextras import _, logger
+from dnfpluginscore import _, logger
 
 @dnf.plugin.register_command
 class DiffCommand(dnf.cli.Command):
