Remove unused import

trytond/ir/ui/view.py

@@ -11,7 +11,7 @@ except ImportError:
 from lxml import etree
 from trytond.model import ModelView, ModelSQL, fields
 from trytond import backend
-from trytond.pyson import CONTEXT, Eval, Bool, PYSONDecoder
+from trytond.pyson import Eval, Bool, PYSONDecoder
 from trytond.tools import file_open
 from trytond.transaction import Transaction
 from trytond.wizard import Wizard, StateView, Button