gwng-pythonweb/pythonweb/newsApp/search_indexes.py

from haystack import indexes
from .models import MyNew

class MyNewIndex(indexes.SearchIndex,indexes.Indexable):
    text= indexes.CharField(document=True,use_template=True)
    def get_model(self):
        return MyNew
    def index_queryset(self,using=None):
        return self.get_model().objects.all()