Migrate from setup.py to setup.cfg per (#268)

https://packaging.python.org/tutorials/packaging-projects/

Author: nipunn1313

CHANGELOG.md

@@ -1,5 +1,7 @@
 ## Upcoming
 
+- Switch from setup.py to pyproject.toml and setup.cfg per https://packaging.python.org/tutorials/packaging-projects/
+
 ## 2.9
 
 - [Rename master branch to main](https://github.com/github/renaming)

pyproject.toml

@@ -0,0 +1,6 @@
+[build-system]
+requires = [
+    "setuptools>=42",
+    "wheel",
+]
+build-backend = "setuptools.build_meta"

pyrightconfig.json

@@ -5,7 +5,6 @@
     "extraPaths": ["test/generated"],
     "include": [
         "mypy_protobuf/",
-        "setup.py",
         "test/"
     ],
     "exclude": [

run_test.sh

@@ -74,7 +74,7 @@ MYPY_PROTOBUF_VENV=venv_$PY_VER_MYPY_PROTOBUF
     test "$(protoc-gen-mypy --version)" = "mypy-protobuf 2.9"
 
     # Run mypy on mypy-protobuf internal code for developers to catch issues
-    FILES="mypy_protobuf/main.py setup.py"
+    FILES="mypy_protobuf/main.py"
     $MYPY_VENV/bin/mypy --strict --custom-typeshed-dir=$CUSTOM_TYPESHED_DIR --python-executable=$MYPY_PROTOBUF_VENV/bin/python3 --python-version=$PY_VER_MYPY_PROTOBUF_SHORT --pretty --show-error-codes $FILES
 
     # Generate protos

setup.cfg

@@ -0,0 +1,26 @@
+[metadata]
+name = mypy-protobuf
+version = attr: mypy_protobuf.main.__version__
+description = Generate mypy stub files from protobuf specs
+keywords = mypy proto dropbox
+license = Apache License 2.0
+author = Nipunn Koorapati
+author_email = [email protected]
+url = https://github.com/dropbox/mypy-protobuf
+download_url = https://github.com/dropbox/mypy-protobuf/releases
+
+[options]
+py_modules =
+    mypy_protobuf
+    mypy_protobuf.main
+    mypy_protobuf.extensions_pb2
+install_requires =
+    protobuf>=3.17.3
+    types-protobuf>=3.17.3
+    grpcio-tools>=1.38.1
+python_requires = >=3.6
+
+[options.entry_points]
+console_scripts =
+    protoc-gen-mypy = mypy_protobuf.main:main
+    protoc-gen-mypy_grpc = mypy_protobuf.main:grpc