diff options
Diffstat (limited to 'setuptools/command/editable_wheel.py')
| -rw-r--r-- | setuptools/command/editable_wheel.py | 59 |
1 files changed, 32 insertions, 27 deletions
diff --git a/setuptools/command/editable_wheel.py b/setuptools/command/editable_wheel.py index c6c08688..bd580acb 100644 --- a/setuptools/command/editable_wheel.py +++ b/setuptools/command/editable_wheel.py @@ -40,6 +40,13 @@ from setuptools.dist import Distribution if TYPE_CHECKING: from wheel.wheelfile import WheelFile # noqa +if sys.version_info >= (3, 8): + from typing import Protocol +elif TYPE_CHECKING: + from typing_extensions import Protocol +else: + from abc import ABC as Protocol + _Path = Union[str, Path] _P = TypeVar("_P", bound=_Path) _logger = logging.getLogger(__name__) @@ -221,10 +228,10 @@ class editable_wheel(Command): shutil.copytree(self.dist_info_dir, unpacked_dist_info) self._install_namespaces(unpacked, dist_info.name) files, mapping = self._run_build_commands(dist_name, unpacked, lib, tmp) - strategy = self._select_strategy(dist_name, tag, lib, files, mapping) - with strategy, WheelFile(wheel_path, "w") as wf: - strategy(wf) - wf.write_files(unpacked) + strategy = self._select_strategy(dist_name, tag, lib) + with strategy, WheelFile(wheel_path, "w") as wheel_obj: + strategy(wheel_obj, files, mapping) + wheel_obj.write_files(unpacked) return wheel_path @@ -239,23 +246,14 @@ class editable_wheel(Command): name: str, tag: str, build_lib: _Path, - outputs: List[str], - output_mapping: Dict[str, str], - ): + ) -> "EditableStrategy": """Decides which strategy to use to implement an editable installation.""" build_name = f"__editable__.{name}-{tag}" project_dir = Path(self.project_dir) if self.strict or os.getenv("SETUPTOOLS_EDITABLE", None) == "strict": auxiliary_dir = _empty_dir(Path(self.project_dir, "build", build_name)) - return _LinkTree( - self.distribution, - name, - auxiliary_dir, - build_lib, - outputs, - output_mapping, - ) + return _LinkTree(self.distribution, name, auxiliary_dir, build_lib) packages = _find_packages(self.distribution) has_simple_layout = _simple_layout(packages, self.package_dir, project_dir) @@ -268,13 +266,24 @@ class editable_wheel(Command): return _TopLevelFinder(self.distribution, name) +class EditableStrategy(Protocol): + def __call__(self, wheel: "WheelFile", files: List[str], mapping: Dict[str, str]): + ... + + def __enter__(self): + ... + + def __exit__(self, _exc_type, _exc_value, _traceback): + ... + + class _StaticPth: def __init__(self, dist: Distribution, name: str, path_entries: List[Path]): self.dist = dist self.name = name self.path_entries = path_entries - def __call__(self, wheel: "WheelFile"): + def __call__(self, wheel: "WheelFile", files: List[str], mapping: Dict[str, str]): entries = "\n".join((str(p.resolve()) for p in self.path_entries)) contents = bytes(f"{entries}\n", "utf-8") wheel.writestr(f"__editable__.{self.name}.pth", contents) @@ -306,19 +315,15 @@ class _LinkTree(_StaticPth): name: str, auxiliary_dir: _Path, build_lib: _Path, - outputs: List[str], - output_mapping: Dict[str, str], ): self.auxiliary_dir = Path(auxiliary_dir) self.build_lib = Path(build_lib).resolve() - self.outputs = outputs - self.output_mapping = output_mapping self._file = dist.get_command_obj("build_py").copy_file super().__init__(dist, name, [self.auxiliary_dir]) - def __call__(self, wheel: "WheelFile"): - self._create_links() - super().__call__(wheel) + def __call__(self, wheel: "WheelFile", files: List[str], mapping: Dict[str, str]): + self._create_links(files, mapping) + super().__call__(wheel, files, mapping) def _normalize_output(self, file: str) -> Optional[str]: # Files relative to build_lib will be normalized to None @@ -333,15 +338,15 @@ class _LinkTree(_StaticPth): dest.parent.mkdir(parents=True) self._file(src_file, dest, link=link) - def _create_links(self): + def _create_links(self, outputs, output_mapping): link_type = "sym" if _can_symlink_files() else "hard" mappings = { self._normalize_output(k): v - for k, v in self.output_mapping.items() + for k, v in output_mapping.items() } mappings.pop(None, None) # remove files that are not relative to build_lib - for output in self.outputs: + for output in outputs: relative = self._normalize_output(output) if relative and relative not in mappings: self._create_file(relative, output) @@ -370,7 +375,7 @@ class _TopLevelFinder: self.dist = dist self.name = name - def __call__(self, wheel: "WheelFile"): + def __call__(self, wheel: "WheelFile", files: List[str], mapping: Dict[str, str]): src_root = self.dist.src_root or os.curdir top_level = chain(_find_packages(self.dist), _find_top_level_modules(self.dist)) package_dir = self.dist.package_dir or {} |