coverage.py 文件源码

def poisson(self,samples):
        """
        Sampling from a Poisson distribution
        Parameters:
        mean
        ------------------------------------------------------------------------
        - samples: number of values that will be returned.
        """
        l=float(self.__params[0]*1.0)
        distro=poisson(l)
        f=distro.rvs(size=samples)
        return f