how to handle 404 error in django code example

Example 1: django raise 404

from django.http import Http404

def detail(request, poll_id):
    try:
        p = Poll.objects.get(pk=poll_id)
    except Poll.DoesNotExist:
        raise Http404
    return render_to_response('polls/detail.html', {'poll': p})

Example 2: handle 404 in requests python

>>> # Here's what you should do if you want the status_code of a request.
>>> import requests
>>> r = requests.get('http://httpbin.org/status/404')
>>> r.status_code
404

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