Migrate build and setup from setup.py to pyproject.toml

Author: axelfauvel

README.rst

@@ -24,5 +24,13 @@ If you want to test:
 
 .. code-block:: bash
 
-    $ pip install -r requirements.txt
+    $ pip install '.[dev]'
     $ pytest
+
+How to build
+------------
+
+.. code-block:: bash
+
+    $ pip install --upgrade build
+    $ python -m build

docs_requirements.txt

@@ -1 +1,3 @@
-__version__ = '0.0.5'
+import pkg_resources
+
+__version__ = pkg_resources.get_distribution("python-multipart").version

multipart/_version.py

@@ -0,0 +1,71 @@
+[build-system]
+requires = ["setuptools", "setuptools-scm"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "python-multipart"
+version = "0.0.5"
+description = "A streaming multipart parser for Python"
+authors = [
+    {name = "Andrew Dunham"},
+]
+readme = "README.rst"
+requires-python = ">=3.7"
+license = {text = "Apache"}
+classifiers = [
+        'Development Status :: 5 - Production/Stable',
+        'Environment :: Web Environment',
+        'Intended Audience :: Developers',
+        'License :: OSI Approved :: Apache Software License',
+        'Operating System :: OS Independent',
+        'Programming Language :: Python :: 3 :: Only',
+        'Programming Language :: Python :: 3',
+        'Programming Language :: Python :: 3.7',
+        'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
+        'Programming Language :: Python :: 3.11',
+        'Topic :: Software Development :: Libraries :: Python Modules'
+]
+dependencies = [
+    "atomicwrites==1.2.1",
+    "attrs==19.2.0",
+    "coverage==4.5.1",
+    "more-itertools==4.3.0",
+    "pbr==4.3.0",
+    "pluggy==1.0.0",
+    "py==1.11.0",
+    "pytest==7.2.0",
+    "PyYAML==5.1",
+]
+
+[project.urls]
+"Homepage" = 'https://github.com/andrew-d/python-multipart'
+
+[project.optional-dependencies]
+dev = [
+    "pytest",
+    "pytest-cov",
+    "PyYAML"
+]
+doc = [
+    "Jinja2==2.11.3",
+    "PyYAML==5.1",
+    "Pygments==2.7.4",
+    "Sphinx==1.2b1",
+    "cov-core==1.7",
+    "coverage==3.6",
+    "distribute==0.6.34",
+    "docutils==0.10",
+    "invoke==0.2.0",
+    "pexpect-u==2.5.1",
+    "py==1.10.0",
+    "pytest==6.2.6",
+    "pytest-capturelog==0.7",
+    "pytest-cov==1.6",
+    "pytest-timeout==0.3",
+    "sphinx-bootstrap-theme==0.2.0",
+    "tox==1.4.3",
+    "virtualenv==1.9.1",
+    "wsgiref==0.1.2",
+]