bu dosyalarda kullanılmıyor bu import lar

pisi/conflict.py

@@ -19,7 +19,6 @@ _ = __trans.ugettext
 import pisi.context as ctx
 from pisi.version import Version
 import pisi.pxml.autoxml as autoxml
-from pisi.util import Checks
 import pisi.itembyrepodb
 
 class Conflict:

pisi/dependency.py

@@ -20,7 +20,6 @@ import pisi.context as ctx
 #import pisi.packagedb as packagedb
 from pisi.version import Version
 import pisi.pxml.autoxml as autoxml
-from pisi.util import Checks
 import pisi.itembyrepodb
 
 class Dependency:

pisi/specfile.py

@@ -31,7 +31,6 @@ from pisi.dependency import Dependency
 from pisi.conflict import Conflict
 import pisi.dependency
 import pisi.component as component
-from pisi.util import Checks
 import pisi.util as util