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setupcfg.py
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setupcfg.py
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from __future__ import annotations
import configparser
import io
from typing import Any, Iterable
from click import Path
from packaging.requirements import Requirement
from packaging.utils import canonicalize_name
from monas.metadata.base import Metadata
from monas.questions import InputMetadata
class SetupCfgMetadata(Metadata):
name = "setupcfg"
filename = "setup.cfg"
def __init__(self, root: Path) -> None:
super().__init__(root)
self._parser = self._read()
@classmethod
def match(cls, pyproject_data: dict) -> bool:
return (
pyproject_data.get("build-system", {})
.get("build-backend", "setuptools.build_metadata")
.startswith("setuptools")
)
def _read(self) -> configparser.ConfigParser:
parser = configparser.ConfigParser()
parser.read(self.path)
return parser
def _write(self) -> None:
with open(self.path, "w", encoding="utf-8") as f:
self._parser.write(f)
@property
def version(self) -> str:
return self._parser.get("metadata", "version")
@property
def package_name(self) -> str:
return self._parser.get("metadata", "name")
@version.setter
def version(self, value: str) -> None:
self._parser["metadata"]["version"] = value
self._write()
@classmethod
def create(cls, inputs: InputMetadata) -> str:
metadata = {
"name": inputs.name,
"version": inputs.version,
"description": inputs.description,
"author": inputs.author,
"author_email": inputs.author_email,
"license": inputs.license_expr,
"long_description": "file: README.md",
"long_description_content_type": "text/markdown",
}
project_urls = {}
if inputs.homepage:
project_urls["Home"] = inputs.homepage
if inputs.remote_repo:
project_urls["Repository"] = inputs.remote_repo
if project_urls:
metadata["project_urls"] = "".join(
f"\n{key} = {value}" for key, value in project_urls.items()
)
options = {
"packages": "find:",
"include_package_data": "True",
"python_requires": inputs.requires_python,
}
parser = configparser.ConfigParser()
parser["metadata"] = metadata
parser["options"] = options
fp = io.StringIO()
parser.write(fp)
return fp.getvalue()
def _get_dependencies(self) -> Iterable[str]:
return filter(
None,
(
dep.strip()
for dep in self._parser["options"]
.get("install_requires", "")
.splitlines()
),
)
def get_dependency_names(self) -> list[str]:
return [
canonicalize_name(Requirement(dependency.strip()).name)
for dependency in self._get_dependencies()
]
def add_dependency(self, dependency: str) -> None:
dep_name = canonicalize_name(Requirement(dependency).name)
dependencies = [
dep
for dep in self._get_dependencies()
if canonicalize_name(Requirement(dep).name) != dep_name
]
dependencies.append(dependency)
self._parser["options"]["install_requires"] = "".join(
f"\n{dep}" for dep in dependencies
)
self._write()
def remove_dependency(self, dependency: str) -> None:
dep_name = canonicalize_name(Requirement(dependency).name)
dependencies = [
dep
for dep in self._get_dependencies()
if canonicalize_name(Requirement(dep).name) != dep_name
]
self._parser["options"]["install_requires"] = "".join(
f"\n{dep}" for dep in dependencies
)
self._write()
def get_template_args(self) -> dict[str, Any]:
return {
"name": self._parser["metadata"]["name"],
"description": self._parser["metadata"]["description"],
"requires_python": self._parser["options"]["python_requires"],
"license": self._parser["metadata"]["license"],
}