{"id":5971,"library":"isolate-proto","title":"isolate-proto","description":"isolate-proto provides the internal gRPC definitions for the Isolate Controller, a system designed for building, managing, and using isolated execution environments (e.g., virtualenv, conda, remote). As a protocol buffer library, it contains the generated Python code necessary for client-server communication within the 'Isolate Cloud' ecosystem. The current version is 0.30.9, and it appears to be under active development with recent updates.","status":"active","version":"0.30.9","language":"en","source_language":"en","source_url":"https://github.com/ioi/isolate","tags":["gRPC","protocol buffers","cloud","internal","isolation","code generation"],"install":[{"cmd":"pip install isolate-proto","lang":"bash","label":"Install isolate-proto"}],"dependencies":[{"reason":"Required runtime library for working with Protocol Buffers generated code.","package":"protobuf","optional":false},{"reason":"Required runtime library for gRPC communication.","package":"grpcio","optional":false}],"imports":[{"note":"Actual service and message names depend on the .proto file definitions. This is a common pattern for a service named 'IsolateService' within an 'isolate_controller' package.","symbol":"IsolateServiceStub","correct":"from isolate_controller_pb2_grpc import IsolateServiceStub"},{"note":"Actual service and message names depend on the .proto file definitions. This is a common pattern for a message named 'IsolateRequest' within an 'isolate_controller' package.","symbol":"IsolateRequest","correct":"from isolate_controller_pb2 import IsolateRequest"}],"quickstart":{"code":"import grpc\n# Assuming you have generated isolate_controller_pb2.py and isolate_controller_pb2_grpc.py\n# from the official .proto definitions. These files would typically be\n# created by running 'python -m grpc_tools.protoc ...' against the .proto files.\n\n# Placeholder imports - replace with actual generated module names and symbols\n# based on the Isolate Controller's .proto files.\ntry:\n    from isolate_controller_pb2 import IsolateRequest, IsolateResponse\n    from isolate_controller_pb2_grpc import IsolateServiceStub\nexcept ImportError:\n    print(\"Generated protobuf files (e.g., isolate_controller_pb2.py) not found.\")\n    print(\"Please ensure you have generated them from the official .proto definitions using grpc_tools.protoc.\")\n    exit(1)\n\ndef run_client():\n    # Replace 'localhost:50051' with the actual Isolate Controller gRPC server address\n    with grpc.insecure_channel('localhost:50051') as channel:\n        stub = IsolateServiceStub(channel)\n        try:\n            # Example request - replace with actual fields from IsolateRequest\n            request = IsolateRequest(name=\"example_task\", payload=b\"some_data\")\n            response = stub.ExecuteTask(request)\n            print(f\"Isolate Controller Response: {response.status}\")\n        except grpc.RpcError as e:\n            print(f\"Error communicating with Isolate Controller: {e.details}\")\n\nif __name__ == '__main__':\n    # This quickstart demonstrates client-side usage of the generated stubs.\n    # To run this, you'd also need a running gRPC server implementing the\n    # IsolateService as defined in the .proto files.\n    print(\"This is a placeholder quickstart. Actual usage requires generated\")\n    print(\"protobuf files and a running Isolate Controller gRPC server.\")\n    run_client()","lang":"python","description":"This quickstart demonstrates a typical client-side interaction with an Isolate Controller gRPC service. It assumes the necessary Python protobuf and gRPC stub files (`_pb2.py` and `_pb2_grpc.py`) have been generated from the official `.proto` definitions. Users would then import the specific service stubs and message types to make RPC calls to a running Isolate Controller gRPC server."},"warnings":[{"fix":"Exercise caution when using this internal library for external projects. Monitor changes in the upstream 'Isolate' project (if applicable) for potential breaking changes or API shifts.","message":"This package is described as providing '(internal) gRPC definitions' on PyPI. This implies it might not be intended for general public consumption, potentially leading to a lack of comprehensive external documentation, breaking changes without public announcements, or limited support for external users.","severity":"gotcha","affected_versions":"All versions"},{"fix":"Strictly follow protobuf compatibility guidelines. Use tools like `buf` or `protoc` with `--check_compatibility` flags in CI/CD pipelines to detect breaking changes before deployment. Introduce new versions of services/messages for incompatible changes (e.g., `ServiceV2`).","message":"Protobuf definitions are sensitive to changes. Renaming fields, changing field numbers, altering data types, or removing fields in `.proto` files can lead to backward incompatibility, causing deserialization failures or incorrect data interpretation in existing clients and services.","severity":"breaking","affected_versions":"All versions"},{"fix":"Ensure your Python environment is `3.10` or higher to avoid compatibility issues with the `protobuf` runtime. If a lower Python version must be used, try to pin an older compatible `protobuf` version, though this may limit functionality or security updates.","message":"The `isolate-proto` package lists `Python >=3.8` as a requirement, but the core `protobuf` runtime library (a necessary dependency for generated `.proto` code) officially requires `Python >=3.10` since version 7.x (e.g., protobuf 7.34.1). This discrepancy can lead to `ImportError` or runtime issues on Python 3.8 or 3.9 environments if a recent `protobuf` version is installed.","severity":"gotcha","affected_versions":"0.x.x, especially when used with `protobuf` versions >= 7.0"},{"fix":"Install `grpcio-tools` (`pip install grpcio-tools`) and ensure `protoc` is available in your PATH. Familiarize yourself with how to compile `.proto` files into Python stubs: `python -m grpc_tools.protoc -I. --python_out=. --grpc_python_out=. your_service.proto`.","message":"To generate Python client/server code from `.proto` files, you need `grpcio-tools` and the `protoc` compiler. While `isolate-proto` provides pre-generated code, understanding and being able to regenerate these files is crucial for development, debugging, or integrating with custom `.proto` definitions.","severity":"gotcha","affected_versions":"All versions"}],"env_vars":null,"last_verified":"2026-04-14T00:00:00.000Z","next_check":"2026-07-13T00:00:00.000Z"}