Use pyproject.toml instead of old setup.py

.pre-commit-config.yaml

@@ -3,6 +3,7 @@ repos:
     rev: 6.0.0
     hooks:
     - id: flake8
+      language: python
       additional_dependencies:
         - flake8-bugbear
         - flake8-builtins
@@ -13,10 +14,13 @@ repos:
     rev: 23.1.0
     hooks:
     - id: black
+      language: python
   - repo: https://github.com/pre-commit/mirrors-mypy
     rev: v1.1.1
     hooks:
     - id: mypy
+      language: python
+      args: ['--explicit-package-bases']
       files: '\.py$'
       exclude: '^tests/.+$'
       additional_dependencies:

mypy.ini

@@ -75,3 +75,9 @@ ignore_missing_imports = True
 
 [mypy-requests_cache.*]
 ignore_missing_imports = True
+
+[mypy-packaging.*]
+ignore_missing_imports = True
+
+[mypy-importlib_resources.*]
+ignore_missing_imports = True

pyproject.toml

@@ -0,0 +1,76 @@
+[build-system]
+requires = ["setuptools>=61.0", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "e3-core"
+description = "E3 core. Tools and library for building and testing software"
+requires-python = ">=3.9"
+license = {text = "GPLv3"}
+authors = [{name = "AdaCore", email = "[email protected]"}]
+keywords = ["AdaCore", "Production", "SSC", "Supply chain", "Build"]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Intended Audience :: Developers",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "License ::  AdaCore internal",
+    "Topic :: Software Development :: Build Tool",
+]
+dependencies = [
+    "colorama",
+    "pyyaml",
+    "python-dateutil",
+    "requests",
+    "requests_toolbelt",
+    "tqdm",
+    "stevedore>1.20.0",
+    "setuptools",
+    "ld; platform_system=='Linux'",
+    "psutil; sys_platform=='darwin' or sys_platform=='linux' or sys_platform=='linux2' or sys_platform=='win32'"
+]
+dynamic = ["version"]
+
+[tool.setuptools.dynamic]
+version = {file = "VERSION" }
+
+[project.optional-dependencies]
+config = ["tomlkit", "typeguard<3.0.0"]
+test = ["mock", "pytest-html", "pytest-socket", "ansi2html", "httpretty"]
+
+[project.urls]
+repository = "https://github.com/AdaCore/e3-core"
+
+[tools.setuptools.packages.find]
+namespace = true
+where = ["src"]
+
+[tools.setuptools.package-data]
+e3 = ["py.typed"]
+"e3.os.data" = ["rlimit-*"]
+
+[project.entry-points."e3.anod.sandbox.sandbox_action"]
+exec = "e3.anod.sandbox.action:SandBoxExec"
+create = "e3.anod.sandbox.action:SandBoxCreate"
+show-config = "e3.anod.sandbox.action:SandBoxShowConfiguration"
+migrate = "e3.anod.sandbox.migrate:SandBoxMigrate"
+
+[project.entry-points."e3.event.handler"]
+smtp = "e3.event.handler.smtp:SMTPHandler"
+logging = "e3.event.handler.logging:LoggingHandler"
+file = "e3.event.handler.file:FileHandler"
+s3 = "e3.event.handler.s3:S3Handler"
+
+[project.entry-points."e3.store"]
+http-simple-store = "e3.store.backends.http_simple_store:HTTPSimpleStore"
+
+[project.entry-points."e3.store.cache.backend"]
+file-cache = "e3.store.cache.backends.filecache:FileCache"
+
+[project.entry-points.sandbox_scripts]
+anod = "e3.anod.sandbox.scripts:anod"
+
+[project.entry-points.console_scripts]
+e3 = "e3.sys:main"
+e3-sandbox = "e3.anod.sandbox.main:main"
+e3-pypi-closure = "e3.python.pypiscript:main"

src/e3/os/process.py

@@ -82,9 +82,34 @@ def get_rlimit(platform: str | None = None) -> str:
     if platform == "x86_64-windows64":
         platform = "x86_64-windows"
 
-    from pkg_resources import resource_filename
+    from atexit import register
+    from contextlib import ExitStack
+
+    # try:
+    #    from importlib.resources import files, as_file
+    # except ImportError:  # For compatibily with older version
+    from importlib_resources import files, as_file  # type: ignore[no-redef]
+
+    file_manager = ExitStack()
+    register(file_manager.close)
+    rlimit_path = str(
+        file_manager.enter_context(
+            as_file(files("e3.os") / "data" / f"rlimit-{platform}")
+        )
+    )
+    old_path = os.environ.get("PATH", "")
+    if old_path:
+        os.environ["PATH"] = "{}:{}".format(os.path.dirname(rlimit_path), old_path)
+    else:
+        os.environ["PATH"] = os.path.dirname(rlimit_path)
+
+    print(os.path.dirname(rlimit_path))
+    print(os.environ["PATH"])
+    from shutil import which as shutil_which
 
-    return resource_filename(__name__, os.path.join("data", f"rlimit-{platform}"))
+    print("shutil.which = {}".format(shutil_which(f"rlimit-{platform}")))
+    print("e3.os.fs.which = {}".format(which(f"rlimit-{platform}")))
+    return rlimit_path
 
 
 def quote_arg(arg: str) -> str:

tox.ini

@@ -1,8 +1,10 @@
 [tox]
 envlist = py39-cov-xdist
+isolated_build = True
 
 [testenv]
 deps =
+     importlib-resources
      xdist: pytest-xdist[psutil]
      # ??? needs to be added as a dep of e3-core
      requests-cache