def display( self, measure, unit, unit_list ): super().display( measure, unit, unit_list ) args= equiv.freq_wavelength( f=measure ) print( " = {0:12.4f} {1.__doc__:.<20s}({1.name:s})".format(equiv.METRE.from_std(args.l),equiv.METRE) )
def handle_alt_units( self ): value= input_float( "ENTER: How many {0}...? ".format("Wavelength") ) if value is None: return args= equiv.freq_wavelength( l=value ) measure= equiv.HERTZ.to_std( args.f ) return measure