@classmethod
    def load(self, filename):
        return pickle.load(filename)
Given an environment, returns a string looking like
dataset/ETHPy150Open oddt/oddt/oddt/scoring/__init__.py/scorer.load--crossover with--dataset/ETHPy150Open adblockplus/gyp/pylib/gyp/generator/ninja.py/NinjaWriter.ComputeExportEnvString