import ast
from typing import Optional
from setuptools import setup, find_packages


def get_version(file_name: str, version_name: str = "__version__") -> Optional[str]:
    with open(file_name) as f:
        tree = ast.parse(f.read())
        for node in ast.walk(tree):
            if isinstance(node, ast.Assign):
                if node.targets[0].id == version_name:
                    return node.value.s
    raise ValueError(f"Couldn't find assignment to variable {version_name} in file {file_name}")


class About(object):
    NAME="wordpiece"
    VERSION=get_version("wordpiece/__init__.py")
    AUTHOR="blester125"
    EMAIL=f"{AUTHOR}@gmail.com"
    URL=f"https://github.com/{AUTHOR}/{NAME}"
    DL_URL=f"{URL}/archive/{VERSION}.tar.gz"
    LICENSE="MIT"
    DESCRIPTION="Wordpiece"


ext_modules = [
]


setup(
    name=About.NAME,
    version=About.VERSION,
    description=About.DESCRIPTION,
    long_description=open('README.rst').read(),
    long_description_content_type="text/x-rst",
    author=About.AUTHOR,
    author_email=About.EMAIL,
    url=About.URL,
    download_url=About.DL_URL,
    license=About.LICENSE,
    python_requires='>=3.6',
    packages=find_packages(),
    package_data={
        "wordpiece": [
        ],
    },
    include_package_data=True,
    install_requires=[
    ],
    extras_require={
        "test": ["pytest"],
    },
    keywords=[],
    ext_modules=ext_modules,
    entry_points={
        "console_scripts": [
        ],
    },
    classifiers={
        "Development Status :: 3 - Alpha",
        "Environment :: Console",
        "Intended Audience :: Developers",
        "Intended Audience :: Science/Research",
        "License :: OSI Approved :: MIT License",
        "Natural Language :: English",
        "Programming Language :: Python :: 3 :: Only",
        "Topic :: Scientific/Engineering",
    },
)
