def Poly(self, pars, middle, low, high, x):
        xgrid = (x - middle) / (high - low)  # re-scale
        return chebyshev.chebval(xgrid, pars)


    ### -----------------------------------------------
Elemwise tanh of `x`.
dataset/ETHPy150Open kgullikson88/Telluric-Fitter/src/TelluricFitter.py/TelluricFitter.Poly--crossover with--dataset/ETHPy150Open rizar/attention-lvcsr/libs/Theano/theano/sparse/basic.py/tanh