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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def block_view(request):
 """ List the blocked IP and Usernames """

    blocked_ip_list = get_blocked_ips()
    blocked_username_list = get_blocked_usernames()

    context = {'blocked_ip_list': blocked_ip_list,
               'blocked_username_list': blocked_username_list}
    return render(request, 'defender/admin/blocks.html', context)