def iter_externals(self):
        for item in self.externals:
            yield item
Create an extension from the JSON string representation.
dataset/ETHPy150Open GeekTrainer/Flask/Work/Trivia - Module 5/env/Lib/site-packages/setuptools/svn_utils.py/SvnInfo.iter_externals--crossover with--dataset/ETHPy150Open moloney/dcmstack/src/dcmstack/dcmmeta.py/DcmMetaExtension.from_json