# get credential from registry
registry = get_server(url=registry, keyfile=keyfile, certfile=certfile)
+ cert = Certificate(filename=certfile)
cert_str = cert.save_to_string(save_parents=True)
cred = registry.get_self_credential(cert_str, 'node', hrn)
- Credential(string=cred).save_to_file(credfile)
+ Credential(string=cred).save_to_file(credfile, save_parents=True)
return cred