# indie:lang_version = 5
from indie import indicator, format, param, plot, color
from indie.algorithms import Uo


@indicator('UO', format=format.PRICE)  # Ultimate Oscillator
@param.int('fast_len', default=7, min=1, title='Fast Length')
@param.int('middle_len', default=14, min=1, title='Middle Length')
@param.int('slow_len', default=28, min=1, title='Slow Length')
@plot.line(color=color.RED)
def Main(self, fast_len, middle_len, slow_len):
    return Uo.new(fast_len, middle_len, slow_len)[0]