| from __future__ import annotations | |
| import inspect | |
| import sys | |
| from pathlib import Path, PurePath | |
| def _make_path_object_relative(path: str | PurePath, obj: object) -> Path: | |
| """Convert the supplied path to a Path object that is relative to a given Python object. | |
| If the supplied path is absolute, it will simply be converted to a Path object. | |
| Used, for example, to return the path of a CSS file relative to a Textual App instance. | |
| Args: | |
| path (str | Path): A path. | |
| obj (object): A Python object to resolve the path relative to. | |
| Returns: | |
| Path: A resolved Path object, relative to obj | |
| """ | |
| path = Path(path) | |
| # If the path supplied by the user is absolute, we can use it directly | |
| if path.is_absolute(): | |
| return path | |
| # Otherwise (relative path), resolve it relative to obj... | |
| base_path = getattr(obj, "_BASE_PATH", None) | |
| if base_path is not None: | |
| subclass_path = Path(base_path) | |
| else: | |
| subclass_path = Path(inspect.getfile(obj.__class__)) | |
| resolved_path = (subclass_path.parent / path).resolve() | |
| return resolved_path | |