feat: migrate billing budget v1beta1 BUILD.bazel python part to use m…

…icro-gen

PiperOrigin-RevId: 320980240

google/cloud/billing/budgets/v1beta1/BUILD.bazel

@@ -154,62 +154,23 @@ go_gapic_assembly_pkg(
 ##############################################################################
 # Python
 ##############################################################################
+# This library is using Python microgenerator.
+# DO NOT OVERRIDE this Python section with autogenerated rules.
 load(
     "@com_google_googleapis_imports//:imports.bzl",
-    "moved_proto_library",
-    "py_gapic_assembly_pkg",
-    "py_gapic_library",
-    "py_grpc_library",
-    "py_proto_library",
-)
-
-moved_proto_library(
-    name = "budgets_moved_proto",
-    srcs = [":budgets_proto"],
-    deps = [
-        "//google/api:annotations_proto",
-        "//google/api:client_proto",
-        "//google/api:field_behavior_proto",
-        "//google/api:resource_proto",
-        "//google/type:money_proto",
-        "@com_google_protobuf//:empty_proto",
-        "@com_google_protobuf//:field_mask_proto",
-        "@com_google_protobuf//:struct_proto",
-    ],
-)
-
-py_proto_library(
-    name = "budgets_py_proto",
-    plugin = "@protoc_docs_plugin//:docs_plugin",
-    deps = [":budgets_moved_proto"],
-)
-
-py_grpc_library(
-    name = "budgets_py_grpc",
-    srcs = [":budgets_moved_proto"],
-    deps = [":budgets_py_proto"],
+    py_gapic_assembly_pkg = "py_gapic_assembly_pkg2",
+    py_gapic_library = "py_gapic_library2",
 )
 
 py_gapic_library(
     name = "budgets_py_gapic",
-    src = ":budgets_proto_with_info",
-    gapic_yaml = "billingbudgets_gapic.yaml",
-    grpc_service_config = "billingbudgets_grpc_service_config.json",
-    package = "google.cloud.billing.budgets.v1beta1",
-    service_yaml = "billingbudgets.yaml",
-    deps = [
-        ":budgets_py_grpc",
-        ":budgets_py_proto",
-    ],
+    srcs = [":budgets_proto"],
 )
 
-# Open Source Packages
 py_gapic_assembly_pkg(
     name = "billing-budgets-v1beta1-py",
     deps = [
         ":budgets_py_gapic",
-        ":budgets_py_grpc",
-        ":budgets_py_proto",
     ],
 )