update importers
diff --git a/plstackapi/importer/plclassic/sliver_importer.py b/plstackapi/importer/plclassic/sliver_importer.py
index 3bce228..3f7912f 100644
--- a/plstackapi/importer/plclassic/sliver_importer.py
+++ b/plstackapi/importer/plclassic/sliver_importer.py
@@ -2,13 +2,8 @@
 
 class SliverImporter:
 
-    def __init__(self, importer):
-        self.importer = importer
-        self.slivers = {}
+    def __init__(self, api):
+        self.api = api
 
     def run(self):
-        nodes = Nodes(self.importer.api)
-        for node in nodes:
-            slice_id in node['slice_ids']:
-                self.slivers[(slice['slice_id'], node['node_id'])] = slice          
-
+        return