def __init__(self, keys):
    err_msg = ('Multiple keys available for signing\n%s\n' % keys)
    err_msg += 'Use spack buildcache create -k <key hash> to pick a key.'
    super(PickKeyException, self).__init__(err_msg)
def __init__(self, keys):
    err_msg = ('Multiple keys available for signing\n%s\n' % keys)
    err_msg += 'Use spack buildcache create -k <key hash> to pick a key.'
    super(PickKeyException, self).__init__(err_msg)