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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 manage_request_types_view(request):
    ''' Manage requests.  Display a list of request types with links to edit them.
    Also display a link to add a new request type.  Restricted to presidents and superadmins.
    '''
    request_types = RequestType.objects.all()
    return render_to_response('manage_request_types.html', {
        'page_name': "Admin - Manage Request Types",
        'request_types': request_types
        }, context_instance=RequestContext(request))