def get_package_by_codepath(self, codepath):
        if codepath not in self._package_list:
            raise MissingPackage(codepath)
        else:
            return self._package_list[codepath]
List available Linux distributions
dataset/ETHPy150Open VisTrails/VisTrails/vistrails/core/packagemanager.py/PackageManager.get_package_by_codepath--crossover with--dataset/ETHPy150Open cloudkick/libcloud/libcloud/compute/drivers/linode.py/LinodeNodeDriver.list_images