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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 reload(request):
 """Reload local requirements file."""

    refresh_packages.clean()
    refresh_packages.local()
    refresh_packages.remote()
    url = request.META.get('HTTP_REFERER')
    if url:
        return HttpResponseRedirect(url)
    else:
        return HttpResponse('Local requirements list has been reloaded.')