setup_info.py

import os
import re
import ast
import configparser

def path(to):
  return os.path.join(os.path.dirname(__file__), to)

def ev(x):
  x = re.sub(r'^(.+?)\s*[#].*$', r'\1', x) # strip inline comments
  return False if x == 'false' else True if x == 'true' else ast.literal_eval(x)

config = configparser.ConfigParser()
config.read(path('pyproject.toml'))
config = {k.lower(): {k1.lower(): ev(v1) for k1, v1 in v.items()} for k, v in config.items()}

info = config['tool.poetry']
author, author_email = re.findall(r"^(.+?)\s*(?:[<](.+?)[>])?$", info['authors'][0])[0]

base_kwargs = {
    'name': info['name'],
    'version': info['version'],
    'description': info.get('description'),
    'long_description': open(path(info.get('readme', 'README.md'))).read(),
    'author': author,
    'author_email': author_email,
    'url': info.get('homepage'),
    'license': info.get('license'),
}

# prune blank strings or None values
base_kwargs = {k: v for k, v in base_kwargs.items() if v}