class WorkflowAdmin ( admin . ModelAdmin ) :
    list_display = "str" , "str"
    list_filter = [ "str" ]
    search_fields = [ "str" ]

class WorkflowAdmin ( admin . ModelAdmin ) :
    list_display = [ "str" , "str" ]
    list_filter = [ "str" ]
    search_fields = [ "str" ]

次に示すpythonコードの誤りを修正しなさい。