- fixed imports in all TclCommands

tclCommands/TclCommandAddRectangle.py

@@ -1,4 +1,4 @@
-from ObjectCollection import *
+import collections
 from tclCommands.TclCommand import TclCommandSignaled
 
 
@@ -58,7 +58,7 @@ class TclCommandAddRectangle(TclCommandSignaled):
 
         try:
             obj = self.app.collection.get_by_name(str(obj_name))
-        except:
+        except Exception as e:
             return "Could not retrieve object: %s" % obj_name
         if obj is None:
             return "Object not found: %s" % obj_name