在bazel中结合使用protobuf和python命名空间包

load("@bazel_tools//tools/build_defs/repo:git.bzl", "git_repository")

git_repository(
    name = "com_google_protobuf",
    remote = "https://github.com/protocolbuffers/protobuf.git",
    tag = "v3.18.0",
)

load("@com_google_protobuf//:protobuf_deps.bzl", "protobuf_deps")

protobuf_deps()

load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")

http_archive(
    name = "com_github_python_protobuf",
    urls = ["https://github.com/protocolbuffers/protobuf-python/archive/v3.18.0.tar.gz"],
    strip_prefix = "protobuf-python-3.18.0",
    sha256 = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx",
)

load("@com_github_python_protobuf//:protobuf_deps.bzl", "protobuf_deps")

protobuf_deps()

$ protoc --python_out=. your_proto_file.proto

py_library(
    name = "your_proto_library",
    srcs = ["your_proto_file_pb2.py"],
    deps = [
        "@com_github_python_protobuf//:protobuf",
    ],
)

from your_proto_library import your_proto_file_pb2

# 使用protobuf消息类型
message = your_proto_file_pb2.YourMessage()
message.field = "Hello, World!"

# 使用python命名空间包
from your_python_namespace_package import your_module

your_module.some_function()