Switch to pyproject.toml completely (#911)

* Remove `setup.py` and `setup.cfg`
* Remove `typing_extensions` as we now require Python 3.11+.

4 files changed, 40 insertions, 86 deletions

diff --git a/mobly/utils.py b/mobly/utils.py
index 3964a81..64dc3f1 100644
--- a/mobly/utils.py
+++ b/mobly/utils.py
@@ -30,17 +30,10 @@ import subprocess
 import threading
 import time
 import traceback
-from typing import Tuple, overload
+from typing import Literal, Tuple, overload
 
 import portpicker
 
-# TODO(#851): Remove this try/except statement and typing_extensions from
-# install_requires when Python 3.8 is the minimum version we support.
-try:
-  from typing import Literal
-except ImportError:
-  from typing_extensions import Literal
-
 # File name length is limited to 255 chars on some OS, so we need to make sure
 # the file names we output fits within the limit.
 MAX_FILENAME_LEN = 255
diff --git a/pyproject.toml b/pyproject.toml
index ecf4aa7..dafc7af 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,44 @@
+[build-system]
+requires = [ "setuptools>=61.2",]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "mobly"
+version = "1.12.2"
+description = "Automation framework for special end-to-end test cases"
+requires-python = ">=3.11"
+dependencies = [ "portpicker", "pywin32; platform_system == \"Windows\"", "pyyaml",]
+
+[[project.maintainers]]
+name = "Ang Li"
+email = "mobly-github@googlegroups.com"
+
+[project.license]
+text = "Apache2.0"
+
+[project.urls]
+Homepage = "https://github.com/google/mobly"
+Download = "https://github.com/google/mobly/tarball/1.12.2"
+
+[project.optional-dependencies]
+testing = [ "mock", "pytest", "pytz",]
+
+[tool.setuptools]
+include-package-data = false
+script-files = [ "tools/sl4a_shell.py", "tools/snippet_shell.py",]
+
 [tool.pyink]
 line-length = 80
 preview = true
 pyink-indentation = 2
 pyink-use-majority-quotes = true
-extend-exclude = '.*\/venv/.*|.*\/\.tox\/.*'
\ No newline at end of file
+extend-exclude = '.*\/venv/.*|.*\/\.tox\/.*'
+
+[tool.pytest.ini_options]
+python_classes = [ "*Test",]
+python_files = [ "*_test.py",]
+testpaths = [ "tests/mobly",]
+
+[tool.setuptools.packages.find]
+exclude = [ "tests",]
+namespaces = false
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 3b9eef9..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,6 +0,0 @@
-[metadata]
-description_file = README.md
-[tool:pytest]
-python_classes = *Test
-python_files = *_test.py
-testpaths = tests/mobly
diff --git a/setup.py b/setup.py
deleted file mode 100755
index d45f5fb..0000000
--- a/setup.py
+++ /dev/null
@@ -1,71 +0,0 @@
-# Copyright 2016 Google Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-import platform
-import setuptools
-from setuptools.command import test
-import sys
-
-install_requires = [
-    'portpicker',
-    'pyyaml',
-    'typing_extensions>=4.1.1; python_version>="3.11"',
-]
-
-if platform.system() == 'Windows':
-  install_requires.append('pywin32')
-
-
-class PyTest(test.test):
-  """Class used to execute unit tests using PyTest. This allows us to execute
-  unit tests without having to install the package.
-  """
-
-  def finalize_options(self):
-    test.test.finalize_options(self)
-    self.test_args = ['-x', 'tests/mobly']
-    self.test_suite = True
-
-  def run_tests(self):
-    import pytest
-
-    errno = pytest.main(self.test_args)
-    sys.exit(errno)
-
-
-def main():
-  setuptools.setup(
-      name='mobly',
-      version='1.12.2',
-      maintainer='Ang Li',
-      maintainer_email='mobly-github@googlegroups.com',
-      description='Automation framework for special end-to-end test cases',
-      license='Apache2.0',
-      url='https://github.com/google/mobly',
-      download_url='https://github.com/google/mobly/tarball/1.12.2',
-      packages=setuptools.find_packages(exclude=['tests']),
-      include_package_data=False,
-      scripts=['tools/sl4a_shell.py', 'tools/snippet_shell.py'],
-      tests_require=[
-          'mock',
-          'pytest',
-          'pytz',
-      ],
-      install_requires=install_requires,
-      cmdclass={'test': PyTest},
-  )
-
-
-if __name__ == '__main__':
-  main()