[modules] Add CPU module

Also, change minwidth from theme.minwidth to widget property

core/decorators.py

@@ -8,7 +8,7 @@ def scrollable(func):
             return text
         width = widget.get('theme.width', util.format.asint(module.parameter('width', 30)))
         if util.format.asbool(module.parameter('scrolling.makewide', True)):
-            widget.set('theme.minwidth', 'A'*width)
+            widget.minwidth = 'A'*width
         if width < 0 or len(text) <= width:
             return text
 

core/module.py

@@ -5,6 +5,11 @@ import core.input
 import core.widget
 import core.decorators
 
+try:
+    error = ModuleNotFoundError('')
+except Exception as e:
+    ModuleNotFoundError = Exception
+
 log = logging.getLogger(__name__)
 
 def load(module_name, config=None):

core/output.py

@@ -86,7 +86,7 @@ class i3(object):
             'full_text': self.__decorate(module, widget, text),
             'color': self._theme.fg(widget),
             'background': self._theme.bg(widget),
-            'min_width': widget.get('theme.minwidth'),
+            'min_width': self.__decorate(module, widget, widget.minwidth),
         })
         return [attr]
 

core/widget.py

@@ -9,6 +9,8 @@ class Widget(util.store.Store, core.input.Object):
         self._module = module
         self._name = name
 
+        self.minwidth = None
+
     def name(self):
         return self._name