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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 _fastfood_show(args):
 """Run on `fastfood show`."""

    template_pack = pack.TemplatePack(args.template_pack)
    if args.stencil_set:
        stencil_set = template_pack.load_stencil_set(args.stencil_set)
        print("Stencil Set %s:" % args.stencil_set)
        print('  Stencils:')
        for stencil in stencil_set.stencils:
            print("    %s" % stencil)
        print('  Options:')
        for opt, vals in stencil_set.manifest['options'].items():
            print("    %s - %s" % (opt, vals['help']))