Fixing python 2 errors with isolator1 component and list copying

pykat/__init__.py

@@ -3,7 +3,7 @@ from __future__ import division
 from __future__ import print_function
 from __future__ import unicode_literals
 
-__version__ = "1.0.13"
+__version__ = "1.0.14"
 
 # This flag is used to switch on the gui features in pkat at import time
 USE_GUI = False

pykat/components.py

@@ -1068,7 +1068,8 @@ class isolator1(Component):
 
         return rtn
         
-        
+    def getQGraphicsItem(self):
+        raise NotImplemented()    
         
 
 class lens(Component):

pykat/param.py

@@ -86,7 +86,8 @@ class putter(object):
         self.__owner = weakref.ref(newOwner)
         
     def clearPuts(self):
-        for _ in self.putees.copy():
+        import copy
+        for _ in copy.copy(self.putees):
             _.put(None)
     
     def register(self, toput):