disable python too

Author: alexeagle

examples/BUILD.bazel

@@ -1,6 +1,5 @@
 load("@rules_go//proto:def.bzl", "go_proto_library")
 load("@rules_proto//proto:defs.bzl", "proto_library")
-load("@rules_python//python:proto.bzl", "py_proto_library")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -10,12 +9,16 @@ proto_library(
     deps = ["@com_google_protobuf//:any_proto"],
 )
 
-py_proto_library(
-    name = "foo_py_proto",
-    deps = [":foo_proto"],
-)
+# See comment in examples/tools/toolchains/
+# load("@rules_python//python:proto.bzl", "py_proto_library")
+# py_proto_library(
+#     name = "foo_py_proto",
+#     deps = [":foo_proto"],
+# )
 
-# See comment in examples/tools/toolchains/BUILD.bazel
+# Broken by https://github.com/protocolbuffers/protobuf/pull/19679
+# which causes building C++ code from source.
+# TODO: re-enable once protobuf honors the toolchain
 # java_proto_library(
 #     name = "foo_java_proto",
 #     deps = [":foo_proto"],

examples/java/BUILD

@@ -1,9 +1,10 @@
-java_binary(
-    name = "java",
-    srcs = ["Main.java"],
-    main_class = "Main",
-    deps = [
-        "//:foo_java_proto",
-        "@protobuf-java//jar",
-    ],
-)
+# See comment in examples/BUILD.bazel
+# java_binary(
+#     name = "java",
+#     srcs = ["Main.java"],
+#     main_class = "Main",
+#     deps = [
+#         "//:foo_java_proto",
+#         "@protobuf-java//jar",
+#     ],
+# )

examples/python/BUILD

@@ -1,5 +1,6 @@
-py_test(
-    name = "message_test",
-    srcs = ["message_test.py"],
-    deps = ["//:foo_py_proto"],
-)
+# See comment in examples/BUILD.bazel
+# py_test(
+#     name = "message_test",
+#     srcs = ["message_test.py"],
+#     deps = ["//:foo_py_proto"],
+# )

examples/tools/toolchains/BUILD.bazel

@@ -19,16 +19,13 @@ proto_lang_toolchain(
 )
 
 # Same as above, but for Java
-# Broken by https://github.com/protocolbuffers/protobuf/pull/19679
-# which causes building C++ code from source.
-# TODO: re-enable once protobuf honors the toolchain
-# proto_lang_toolchain(
-#     name = "protoc_java_toolchain",
-#     command_line = "--java_out=%s",
-#     progress_message = "Generating Java proto_library %{label}",
-#     runtime = "@protobuf-java//jar",
-#     toolchain_type = "@rules_java//java/proto:toolchain_type",
-# )
+proto_lang_toolchain(
+    name = "protoc_java_toolchain",
+    command_line = "--java_out=%s",
+    progress_message = "Generating Java proto_library %{label}",
+    runtime = "@protobuf-java//jar",
+    toolchain_type = "@rules_java//java/proto:toolchain_type",
+)
 
 ################
 # Setup a non-functional C++ toolchain, so we're assured that no C++ compilation