CZ-NIC / setuptools-grpc

Setuptools module for building protobuf and grpc service python modules.
GNU General Public License v3.0
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=============== setuptools-grpc

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Plugin for setuptools to compile protobuf and gRPC service files to python modules.

This package provides build_grpc command for setuptools <https://pypi.org/project/setuptools/>_. Its purpose is to build gRPC modules during build step of setuptools packaging.


What this isn't

This is not a command line script.

Direct invocation of setup.py (such as python setup.py build_grpc) has been deprecated and will be removed in future version of setuptools.

If you'd like to have CLI for building gRPC modules, use grpcio-tools <https://pypi.org/project/grpcio-tools/>_ directly (that's what this package uses under the hood). After installing that package, you can learn about its options by running python -m grpc_tools.protoc --help.


Installation

You probably shouldn't install this package directly. Instead, you should add it to the build-system.requires in pyproject.toml. See Configuration_.


Options

Command build_grpc provides following options:


Configuration

You have to specify setuptools-grpc as part of build backend requirements. This follows specification introduced in PEP 518 <https://peps.python.org/pep-0518/>_. You can read more about it in setuptools docs <https://setuptools.pypa.io/en/latest/build_meta.html>__.

.. code-block:: toml

file: pyproject.toml

[build-system] requires = ["setuptools", "setuptools-grpc"] build-backend = "setuptools.build_meta"

Next, you need to configure setuptools_grpc itself. This can be done in setup.py, but we recommend declarative config in setup.cfg. Depending on your project structure, you may not need some of the options below. You'll always need to specify at least proto_files or grpc_files, otherwise setuptools_grpc won't do anything.

.. code-block:: ini

file: setup.cfg

[build_grpc] proto_files = */.proto grpc_files = */_grpc.proto proto_path = ./src output_path = ./out

It's also recommended to add generated files to your MANIFEST.in. Otherwise they might be missing from the built wheel. See setuptools docs <https://setuptools.pypa.io/en/latest/userguide/miscellaneous.html#controlling-files-in-the-distribution>__ for more details about how files are included in the distribution.

.. code-block::

file: MANIFEST.in

graft out