🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

google/cloud/bigtable_admin_v2/types/instance.py

@@ -237,6 +237,9 @@ class Cluster(proto.Message):
             The number of nodes allocated to this
             cluster. More nodes enable higher throughput and
             more consistent performance.
+        node_scaling_factor (google.cloud.bigtable_admin_v2.types.Cluster.NodeScalingFactor):
+            Immutable. The node scaling factor of this
+            cluster.
         cluster_config (google.cloud.bigtable_admin_v2.types.Cluster.ClusterConfig):
             Configuration for this cluster.
 
@@ -284,6 +287,28 @@ class State(proto.Enum):
         RESIZING = 3
         DISABLED = 4
 
+    class NodeScalingFactor(proto.Enum):
+        r"""Possible node scaling factors of the clusters. Node scaling
+        delivers better latency and more throughput by removing node
+        boundaries.
+
+        Values:
+            NODE_SCALING_FACTOR_UNSPECIFIED (0):
+                No node scaling specified. Defaults to
+                NODE_SCALING_FACTOR_1X.
+            NODE_SCALING_FACTOR_1X (1):
+                The cluster is running with a scaling factor
+                of 1.
+            NODE_SCALING_FACTOR_2X (2):
+                The cluster is running with a scaling factor of 2. All node
+                count values must be in increments of 2 with this scaling
+                factor enabled, otherwise an INVALID_ARGUMENT error will be
+                returned.
+        """
+        NODE_SCALING_FACTOR_UNSPECIFIED = 0
+        NODE_SCALING_FACTOR_1X = 1
+        NODE_SCALING_FACTOR_2X = 2
+
     class ClusterAutoscalingConfig(proto.Message):
         r"""Autoscaling config for a cluster.
 
@@ -364,6 +389,11 @@ class EncryptionConfig(proto.Message):
         proto.INT32,
         number=4,
     )
+    node_scaling_factor: NodeScalingFactor = proto.Field(
+        proto.ENUM,
+        number=9,
+        enum=NodeScalingFactor,
+    )
     cluster_config: ClusterConfig = proto.Field(
         proto.MESSAGE,
         number=7,

google/cloud/bigtable_v2/services/bigtable/transports/__init__.py

@@ -28,14 +28,12 @@
 _transport_registry = OrderedDict()  # type: Dict[str, Type[BigtableTransport]]
 _transport_registry["grpc"] = BigtableGrpcTransport
 _transport_registry["grpc_asyncio"] = BigtableGrpcAsyncIOTransport
-_transport_registry["pooled_grpc_asyncio"] = PooledBigtableGrpcAsyncIOTransport
 _transport_registry["rest"] = BigtableRestTransport
 
 __all__ = (
     "BigtableTransport",
     "BigtableGrpcTransport",
     "BigtableGrpcAsyncIOTransport",
-    "PooledBigtableGrpcAsyncIOTransport",
     "BigtableRestTransport",
     "BigtableRestInterceptor",
 )