def E_Lam(self):
    return (self.a / self.b)
Initiate the authenticator, using S3 Credentials
dataset/ETHPy150Open daeilkim/refinery/refinery/bnpy/bnpy-dev/bnpy/distr/GaussGammaDistr.py/GaussGammaDistr.E_Lam--crossover with--dataset/ETHPy150Open smore-inc/tinys3/tinys3/auth.py/S3Auth.__init__