Per CPU refactorized

glances/plugins/cpu/model.py

@@ -165,7 +165,10 @@ class PluginModel(GlancesPluginModel):
     def __init__(self, args=None, config=None):
         """Init the CPU plugin."""
         super(PluginModel, self).__init__(
-            args=args, config=config, items_history_list=items_history_list, fields_description=fields_description
+            args=args,
+            config=config,
+            items_history_list=items_history_list,
+            fields_description=fields_description
         )
 
         # We want to display the stat in the curse interface

glances/plugins/percpu/model.py

@@ -9,7 +9,6 @@
 
 """Per-CPU plugin."""
 
-from glances.cpu_percent import cpu_percent
 from glances.plugins.plugin.model import GlancesPluginModel
 
 # Fields description