args = (session: "projects/precise-truck-742/instances/google-cloud-1628673888891/databases/test_sessions_1628676428092/sessi...    string_value: "Phlyntstone"
      }
      values {
        string_value: "wylma@example.com"
      }
    }
  }
}
,)
kwargs = {'metadata': [('google-cloud-resource-prefix', 'projects/precise-truck-742/instances/google-cloud-1628673888891/databa...axZl0EgaLfm_VRoTVUUUzobMWu17ImOQFfnSBEQ'), ('x-goog-api-client', 'gl-python/3.8.6 grpc/1.39.0 gax/1.31.1 gccl/3.7.0')]}
@six.wraps(callable_)
def error_remapped_callable(*args, **kwargs):
    try:


      return callable_(*args, **kwargs)


.nox/system-3-8/lib/python3.8/site-packages/google/api_core/grpc_helpers.py:67:

self = <grpc._channel._UnaryUnaryMultiCallable object at 0x7f581f1ebe50>

request = session: "projects/precise-truck-742/instances/google-cloud-1628673888891/databases/test_sessions_1628676428092/sessio...      string_value: "Phlyntstone"

}

values {

string_value: "wylma@example.com"

}

}

}

}
timeout = None

metadata = [('google-cloud-resource-prefix', 'projects/precise-truck-742/instances/google-cloud-1628673888891/databases/test_sess...6axZl0EgaLfm_VRoTVUUUzobMWu17ImOQFfnSBEQ'), ('x-goog-api-client', 'gl-python/3.8.6 grpc/1.39.0 gax/1.31.1 gccl/3.7.0')]

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/system-3-8/lib/python3.8/site-packages/grpc/_channel.py:946:

state = <grpc._channel._RPCState object at 0x7f581f2b4220>

call = <grpc._cython.cygrpc.SegregatedCall object at 0x7f581f287b40>

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.ABORTED

E           	details = "Transaction aborted. Database schema probably changed during transaction, retry may succeed."

E           	debug_error_string = "{"created":"@1628676436.164783797","description":"Error received from peer ipv4:74.125.195.95:443","file":"src/core/lib/surface/call.cc","file_line":1069,"grpc_message":"Transaction aborted. Database schema probably changed during transaction, retry may succeed.","grpc_status":10}"

E           >
.nox/system-3-8/lib/python3.8/site-packages/grpc/_channel.py:849: _InactiveRpcError
The above exception was the direct cause of the following exception:
sessions_database = <google.cloud.spanner_v1.database.Database object at 0x7f581f1f95e0>

sessions_to_delete = [<google.cloud.spanner_v1.session.Session object at 0x7f581f2b4640>]
@_helpers.retry_mabye_conflict
def test_transaction_execute_update_then_insert_commit(
    sessions_database, sessions_to_delete
):
    # [START spanner_test_dml_with_mutation]
    # [START spanner_test_dml_update]
    sd = _sample_data

    session = sessions_database.session()
    session.create()
    sessions_to_delete.append(session)

    with session.batch() as batch:
        batch.delete(sd.TABLE, sd.ALL)

    insert_statement = list(_generate_insert_statements())[0]

    with session.transaction() as transaction:
        rows = list(transaction.read(sd.TABLE, sd.COLUMNS, sd.ALL))
        assert rows == []

        row_count = transaction.execute_update(insert_statement)
        assert row_count == 1


      transaction.insert(sd.TABLE, sd.COLUMNS, sd.ROW_DATA[1:])


tests/system/test_session_api.py:654:

google/cloud/spanner_v1/transaction.py:375: in exit

self.commit()

google/cloud/spanner_v1/transaction.py:162: in commit

response = api.commit(request=request, metadata=metadata,)

google/cloud/spanner_v1/services/spanner/client.py:1323: in commit

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

.nox/system-3-8/lib/python3.8/site-packages/google/api_core/gapic_v1/method.py:145: in call

return wrapped_func(*args, **kwargs)

.nox/system-3-8/lib/python3.8/site-packages/google/api_core/retry.py:286: in retry_wrapped_func

return retry_target(

.nox/system-3-8/lib/python3.8/site-packages/google/api_core/retry.py:189: in retry_target

return target()

.nox/system-3-8/lib/python3.8/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.ABORTED

details = "Transaction aborted. Database...ge":"Transaction aborted. Database schema probably changed during transaction, retry may succeed.","grpc_status":10}"



???

E   google.api_core.exceptions.Aborted: 409 Transaction aborted. Database schema probably changed during transaction, retry may succeed.

:3: Aborted