Fix Many2One for None id and remove print statement

trytond/osv/fields.py

@@ -246,7 +246,8 @@ class Many2One(_column):
             res.setdefault(i, '')
         obj = obj.pool.get(self._obj)
         obj_names = {}
-        for obj_id, name in obj.name_get(cursor, user, res.values(),
+        for obj_id, name in obj.name_get(cursor, user,
+                [ x for x in res.values() if x],
                 context=context):
             obj_names[obj_id] = name
 
@@ -255,7 +256,6 @@ class Many2One(_column):
                 res[i] = (res[i], obj_names[res[i]])
             else:
                 res[i] = False
-        print "many2one:", res
         return res
 
     def set(self, cursor, obj_src, obj_id, field, values, user=None,

trytond/osv/orm.py

@@ -960,7 +960,6 @@ class ORM(object):
                     i[key] = False
         if isinstance(ids, (int, long)):
             return result[0]
-        print result
         return result
 
     def _read_flat(self, cursor, user, ids, fields_names, context=None,
@@ -1004,7 +1003,6 @@ class ORM(object):
                         ' ORDER BY ' + self._order)
 
             res = cursor.dictfetchall()
-            print "res:", res
         else:
             res = [{'id':x} for x in ids]