def renew_slice(api, xrn, creds, expiration_time):
# get the callers hrn
valid_cred = api.auth.checkCredentials(creds, 'renewesliver', hrn)[0]
def renew_slice(api, xrn, creds, expiration_time):
# get the callers hrn
valid_cred = api.auth.checkCredentials(creds, 'renewesliver', hrn)[0]