config-implementation separation example

config.jsonnet

{
	"model": {
	    "type": "model_with_gaussian",
	    "gaussian": {
	      "mean": 0.5,
	      "variance": 0.3
	    }
	}
}

gaussian_model.py

from allennlp.common import FromParams

class Gaussian(FromParams):
    def __init__(self, mean: float, variance: float):
        self.mean = mean
        self.variance = variance

class ModelWithGaussian(FromParams):
    def __init__(self, gaussian: Gaussian):
        self.gaussian = gaussian
        ...