line 61, in __getattr__ return ModuleType.__getattribute__(self, name) AttributeError: module 'nested_admin' has no attribute 'SortableHiddenMixin
here my code:
`class ReportSectionFieldInline(nested_admin.SortableHiddenMixin, nested_admin.NestedTabularInline):
model = ReportSectionField
extra = 0
classes = ['collapse']
class ReportSectionInline(nested_admin.SortableHiddenMixin, nested_admin.NestedTabularInline):
model = ReportSection
inlines = [ReportSectionFieldInline]
extra = 0
classes = ['secciones-informe']
class Media:
css = {
"all": ("admin/css/reportsection.css",)
}
HI, im getting this error ...
line 61, in __getattr__ return ModuleType.__getattribute__(self, name) AttributeError: module 'nested_admin' has no attribute 'SortableHiddenMixin
here my code:
`class ReportSectionFieldInline(nested_admin.SortableHiddenMixin, nested_admin.NestedTabularInline): model = ReportSectionField extra = 0 classes = ['collapse']
class ReportSectionInline(nested_admin.SortableHiddenMixin, nested_admin.NestedTabularInline): model = ReportSection inlines = [ReportSectionFieldInline] extra = 0 classes = ['secciones-informe']
class ReportAdmin(nested_admin.NestedModelAdmin): list_display = ('id', 'description', 'type_report', 'modulo', 'active',) search_fields = ('description', 'type_report',) list_filter = ('type_report', 'active',)