Update setup.py to pyproject.toml template

Author: Alec Delaney

{{ cookiecutter.__dirname }}/{% if cookiecutter.pypi_release in ['y', 'yes'] %}pyproject.toml{% endif %}

@@ -0,0 +1,67 @@
+# SPDX-FileCopyrightText: 2022 Alec Delaney, written for Adafruit Industries
+# SPDX-FileCopyrightText: Copyright (c) {% now 'utc', '%Y' %} {{ cookiecutter.author_name }}{% if cookiecutter.company %} for {{ cookiecutter.company }}{% endif %}
+#
+# SPDX-License-Identifier: MIT
+
+{# put keywords into an iterable list, based on word wrapping #}
+{%- set kw_list = namespace(kw_list=[], default=["adafruit", "blinka", "circuitpython", "micropython"]) -%}
+{%- do kw_list.default.append(cookiecutter.library_name|lower|replace(" ", "-")) -%}
+{%- do kw_list.default.extend(cookiecutter.library_keywords.split(" ")) -%}
+{%- set wrapped = kw_list.default|unique|join(" ")|wordwrap(break_long_words=False) -%}
+{%- do kw_list.kw_list.extend(wrapped.split("\n")) -%}
+{# create repo and pypi names #}
+{%- if cookiecutter.target_bundle != 'CircuitPython Org' -%}
+    {%- if cookiecutter.library_prefix -%}
+        {%- set repo_name = (cookiecutter.library_prefix | capitalize) -%}
+        {%- set repo_name = repo_name + '_CircuitPython_' -%}
+        {%- set repo_name = repo_name + cookiecutter.library_name | replace(" ", "_") -%}
+    {%- else -%}
+        {%- set repo_name = 'CircuitPython_' -%}
+        {%- set repo_name = repo_name + cookiecutter.library_name | replace(" ", "_") -%}
+    {%- endif -%}
+{%- else -%}
+    {%- set repo_name = 'CircuitPython_Org_' + cookiecutter.library_name | replace(" ", "_") -%}
+{%- endif -%}
+{%- set pypi_name = repo_name|lower|replace("_", "-")|replace(" ", "-")|replace("circuitpython-org-", "circuitpython-") -%}
+[build-system]
+requires = [
+    "setuptools",
+    "wheel",
+    "setuptools-scm",
+]
+
+[project]
+name = "{{ pypi_name }}"
+description = "{{ cookiecutter.library_description }}"
+version = "0.0.0-auto.0"
+readme = "README.rst"
+authors = [
+    {name = "Adafruit Industries", email = "[email protected]"}
+]
+urls = {Homepage = "https://github.com/{{ cookiecutter.github_user }}/{{ repo_name }}"}
+keywords = [
+{% for kw_list_keyword in kw_list.kw_list %}
+        "{{ kw_list_keyword }}",
+{% endfor -%}
+]
+license = {text = "MIT"}
+classifiers = [
+    "Intended Audience :: Developers",
+    "Topic :: Software Development :: Libraries",
+    "Topic :: Software Development :: Embedded Systems",
+    "Topic :: System :: Hardware",
+    "License :: OSI Approved :: MIT License",
+    "Programming Language :: Python :: 3",
+]
+dynamic = ["dependencies", "optional-dependencies"]
+
+[tool.setuptools]
+# You can just specify the packages manually here if your project is
+# simple. Or you can use find_packages().
+# TODO: IF LIBRARY FILES ARE A PACKAGE FOLDER,
+#       CHANGE `py_modules = ['...']` TO `packages = ['...']`
+py-modules = ["{% if cookiecutter.library_prefix %}{{ cookiecutter.library_prefix | lower | replace(" ", "_") }}_{% endif %}{{ cookiecutter.library_name | lower | replace(" ", "_") }}"]
+
+[tool.setuptools.dynamic]
+dependencies = {file = ["requirements.txt"]}
+optional-dependencies = {optional = {file = ["optional_requirements.txt"]}}