2 from django.contrib.auth.models import User, Group

     2 from django.contrib.auth.models import User, Group

     3 from django.forms.widgets import MultipleHiddenInput

     3 from django.forms.widgets import MultipleHiddenInput

     4 

     4 

     5 class LazyMultipleChoiceField(forms.MultipleChoiceField):

     5 class LazyMultipleChoiceField(forms.MultipleChoiceField):

     6     

     6     

     8     def validate(self, value):

     7     def validate(self, value):

     9         pass    

     8         pass    

    10 

     9 

    11 class ShareForm(forms.ModelForm):

    10 class ShareForm(forms.ModelForm):

    12     read_list = LazyMultipleChoiceField(required=False, widget=MultipleHiddenInput())

    11     read_list = LazyMultipleChoiceField(required=False, widget=MultipleHiddenInput())