args = (parent: "projects/python-docs-samples-tests/instances/instanceadmin-636-1625735059"
cluster_id: "instanceadmin-920"
c...ocation: "projects/python-docs-samples-tests/locations/us-central1-a"
  serve_nodes: 1
  default_storage_type: SSD
}
,)
kwargs = {'metadata': [('x-goog-request-params', 'parent=projects/python-docs-samples-tests/instances/instanceadmin-636-1625735059'), ('x-goog-api-client', 'gl-python/3.6.13 grpc/1.38.1 gax/1.30.0')]}
@six.wraps(callable_)
def error_remapped_callable(*args, **kwargs):
    try:


      return callable_(*args, **kwargs)


.nox/py-3-6/lib/python3.6/site-packages/google/api_core/grpc_helpers.py:67:

self = <grpc._channel._UnaryUnaryMultiCallable object at 0x7efeafef4fd0>

request = parent: "projects/python-docs-samples-tests/instances/instanceadmin-636-1625735059"

cluster_id: "instanceadmin-920"

cl... location: "projects/python-docs-samples-tests/locations/us-central1-a"

serve_nodes: 1

default_storage_type: SSD

}
timeout = None

metadata = [('x-goog-request-params', 'parent=projects/python-docs-samples-tests/instances/instanceadmin-636-1625735059'), ('x-goog-api-client', 'gl-python/3.6.13 grpc/1.38.1 gax/1.30.0')]

credentials = None, wait_for_ready = None, compression = None
def __call__(self,
             request,
             timeout=None,
             metadata=None,
             credentials=None,
             wait_for_ready=None,
             compression=None):
    state, call, = self._blocking(request, timeout, metadata, credentials,
                                  wait_for_ready, compression)


  return _end_unary_response_blocking(state, call, False, None)


.nox/py-3-6/lib/python3.6/site-packages/grpc/_channel.py:946:

state = <grpc._channel._RPCState object at 0x7efeafe0f978>

call = <grpc._cython.cygrpc.SegregatedCall object at 0x7efeadd1f508>

with_call = False, deadline = None
def _end_unary_response_blocking(state, call, with_call, deadline):
    if state.code is grpc.StatusCode.OK:
        if with_call:
            rendezvous = _MultiThreadedRendezvous(state, call, None, deadline)
            return state.response, rendezvous
        else:
            return state.response
    else:


      raise _InactiveRpcError(state)


E           grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:

E           	status = StatusCode.UNAVAILABLE

E           	details = "The instance is currently being changed, please try again."

E           	debug_error_string = "{"created":"@1625735069.728455632","description":"Error received from peer ipv4:142.250.99.95:443","file":"src/core/lib/surface/call.cc","file_line":1066,"grpc_message":"The instance is currently being changed, please try again.","grpc_status":14}"

E           >
.nox/py-3-6/lib/python3.6/site-packages/grpc/_channel.py:849: _InactiveRpcError
The above exception was the direct cause of the following exception:
capsys = <_pytest.capture.CaptureFixture object at 0x7efeafe89240>

dispose_of = <function dispose_of..disposal at 0x7efeb0eee2f0>
def test_add_and_delete_cluster(capsys, dispose_of):
    dispose_of(INSTANCE)

    # This won't work, because the instance isn't created yet
    instanceadmin.add_cluster(PROJECT, INSTANCE, CLUSTER2)
    out = capsys.readouterr().out
    assert f"Instance {INSTANCE} does not exist" in out

    # Get the instance created
    instanceadmin.run_instance_operations(PROJECT, INSTANCE, CLUSTER1)
    capsys.readouterr()  # throw away output

    # Add a cluster to that instance


  instanceadmin.add_cluster(PROJECT, INSTANCE, CLUSTER2)


test_instanceadmin.py:131:

instanceadmin.py:158: in add_cluster

cluster.create()

../../google/cloud/bigtable/cluster.py:301: in create

"cluster": cluster_pb,

../../google/cloud/bigtable_admin_v2/services/bigtable_instance_admin/client.py:1001: in create_cluster

response = rpc(request, retry=retry, timeout=timeout, metadata=metadata,)

.nox/py-3-6/lib/python3.6/site-packages/google/api_core/gapic_v1/method.py:145: in call

return wrapped_func(*args, **kwargs)

.nox/py-3-6/lib/python3.6/site-packages/google/api_core/grpc_helpers.py:69: in error_remapped_callable

six.raise_from(exceptions.from_grpc_error(exc), exc)

value = None

from_value = <_InactiveRpcError of RPC that terminated with:

status = StatusCode.UNAVAILABLE

details = "The instance is currently...l.cc","file_line":1066,"grpc_message":"The instance is currently being changed, please try again.","grpc_status":14}"



???

E   google.api_core.exceptions.ServiceUnavailable: 503 The instance is currently being changed, please try again.

:3: ServiceUnavailable