--- a/src/pyams_form/widget/__init__.py Wed Jan 13 14:06:00 2021 +0100
+++ b/src/pyams_form/widget/__init__.py Wed Jan 13 14:06:19 2021 +0100
@@ -46,19 +46,19 @@
from zope.interface import Interface, directlyProvides, implementer, implementer_only
from zope.pagetemplate.interfaces import IPageTemplate
from zope.schema.fieldproperty import FieldProperty
-from zope.schema.interfaces import IBytes, IChoice, IDate, IDatetime, IFloat, IInt, IList, ISet, \
- ITime, ITuple, IDecimal
+from zope.schema.interfaces import IBytes, IChoice, IDate, IDatetime, IDecimal, IFloat, IInt, \
+ IList, ISet, ITime, ITuple
from pyams_form.interfaces.form import IActionWidget, ICloseWidget, IColorWidget, IDateWidget, \
- IDatetimeWidget, IFloatWidget, IFormLayer, IHTMLWidget, IIntegerWidget, IJSONDictWidget, \
- IResetWidget, ISEOTextLineWidget, ISelect2Widget, ITextLineListWidget, ITimeWidget, \
- IDottedDecimalWidget
+ IDatetimeWidget, IDottedDecimalWidget, IFloatWidget, IFormLayer, IHTMLWidget, IIntegerWidget, \
+ IJSONDictWidget, IResetWidget, ISEOTextLineWidget, ISelect2Widget, ITextLineListWidget, \
+ ITimeWidget
from pyams_form.schema import IActionButton, ICloseButton, IResetButton
from pyams_skin.interfaces.tinymce import ITinyMCEConfiguration
from pyams_utils.adapter import adapter_config
from pyams_utils.interfaces.data import IObjectData
-from pyams_utils.schema import IColorField, IHTMLField, IJSONDictField, ITextLineListField, \
- IJSONDictFieldsGetter, IDottedDecimalField, DottedDecimalField
+from pyams_utils.schema import IColorField, IDottedDecimalField, IHTMLField, IJSONDictField, \
+ IJSONDictFieldsGetter, ITextLineListField
from pyams_utils.timezone import localgmtime, tztime
from pyams_utils.widget.decimal import DottedDecimalDataConverter
@@ -720,7 +720,7 @@
value = self.request.get(self.name, default)
if value != default:
if not isinstance(value, (set, tuple, list)):
- value = set(value.split('|'))
+ value = set(value.split('|')) if value else set()
# do some kind of validation, at least only use existing values
for token in value:
if token == self.noValueToken: