Don't lost other modifications when template field is modified

work.py

@@ -1,5 +1,5 @@
-#The COPYRIGHT file at the top level of this repository contains the full
-#copyright notices and license terms.
+# The COPYRIGHT file at the top level of this repository contains the full
+# copyright notices and license terms.
 from trytond.model import ModelView, fields
 from trytond.pool import Pool, PoolMeta
 from trytond.pyson import Eval
@@ -7,7 +7,6 @@ from trytond.transaction import Transaction
 from trytond.wizard import Wizard, StateView, StateTransition, Button
 
 __all__ = ['Work', 'CreateFromTemplateStart', 'CreateFromTemplate']
-
 __metaclass__ = PoolMeta
 
 
@@ -50,6 +49,9 @@ class Work:
 
                 with transaction.set_context(template=True):
                     cls.write(to_update, {'template': values['template']})
+                del values['template']
+                if values:
+                    args.extend((works, values))
             else:
                 args.extend((works, values))
         return super(Work, cls).write(*args)