def inverse(self, z):
    '\n        Inverse of the link function.  Just a placeholder.\n\n        Parameters\n        ----------\n        z : array_like\n            `z` is usually the linear predictor of the transformed variable\n            in the IRLS algorithm for GLM.\n\n        Returns\n        -------\n        g^(-1)(z) : ndarray\n            The value of the inverse of the link function g^(-1)(z) = p\n        '
    return NotImplementedError
Inverse of the link function.  Just a placeholder.

Parameters
----------
z : array_like
    `z` is usually the linear predictor of the transformed variable
    in the IRLS algorithm for GLM.

Returns
-------
g^(-1)(z) : ndarray
    The value of the inverse of the link function g^(-1)(z) = p
def inverse(self, z):
    '\n        Inverse of the link function.  Just a placeholder.\n\n        Parameters\n        ----------\n        z : array_like\n            `z` is usually the linear predictor of the transformed variable\n            in the IRLS algorithm for GLM.\n\n        Returns\n        -------\n        g^(-1)(z) : ndarray\n            The value of the inverse of the link function g^(-1)(z) = p\n        '
    return NotImplementedError