def show(fn, opts):
	for cfg in runac.show(fn, opts.last):
		print(cfg)
Sub-classes should override this method to initialize optional
dataset/ETHPy150Open djc/runa/runac/__main__.py/show--crossover with--dataset/ETHPy150Open osrg/ryu/ryu/services/protocols/bgp/rtconf/base.py/BaseConf._init_opt_settings