message: PY3 migration - Set py targets to "PY3" in tools/api/generator/api_gen.bzl.
diff: @@ -92,7 +92,7 @@ def gen_api_init_files(
  name = api_gen_binary_target,
  srcs = ["//tensorflow/python/tools/api/generator:create_python_api.py"],
  main = "//tensorflow/python/tools/api/generator:create_python_api.py",
  - python_version = "PY2",
  + python_version = "PY3",
  srcs_version = "PY2AND3",
  visibility = ["//visibility:public"],
  deps = package_deps + [
  