def get_implementations(self):
        """"
        Get supported Python implementations
        """
        cs = self.package.python_implementations
        cs = [c.lower() for c in cs]
        if not len(cs) > 0:
            # assume CPython
            return 'cpython'
        return cs
dataset/ETHPy150Open badges/pypipins/shields/shields.py/ImplementationHandler.get_implementations/original