@staticmethod
    def normalize_kvp(kvp):

        result = dict()
        for name, value in kvp.items():
            result[name.lower()] = value
        return result
Use GLS to update the fixed effects parameter estimates.
dataset/ETHPy150Open geopython/pycsw/pycsw/server.py/Csw.normalize_kvp--crossover with--dataset/ETHPy150Open statsmodels/statsmodels/statsmodels/regression/mixed_linear_model.py/MixedLM.get_fe_params