def _get_start_params(self):
    with warnings.catch_warnings():
        warnings.simplefilter('ignore', category=ConvergenceWarning)
        start_params = ZeroInflatedPoisson(self.endog, self.exog, exog_infl=self.exog_infl).fit(disp=0).params
    start_params = np.append(start_params, 0.1)
    return start_params
def _get_start_params(self):
    with warnings.catch_warnings():
        warnings.simplefilter('ignore', category=ConvergenceWarning)
        start_params = ZeroInflatedPoisson(self.endog, self.exog, exog_infl=self.exog_infl).fit(disp=0).params
    start_params = np.append(start_params, 0.1)
    return start_params