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chore: import upstream snapshot with attribution
2026-07-13 13:00:43 +08:00

42 lines
1.0 KiB
Python

"""Runtime home resolution for installed and source DeepTutor runs."""
from __future__ import annotations
import os
from pathlib import Path
DEEPTUTOR_HOME_ENV = "DEEPTUTOR_HOME"
PACKAGE_ROOT = Path(__file__).resolve().parents[2]
def get_runtime_home(home: str | Path | None = None) -> Path:
"""Return the directory that owns runtime data for this process.
Priority:
1. Explicit *home* argument.
2. ``DEEPTUTOR_HOME`` environment variable.
3. Current working directory.
The returned path is the workspace root; runtime data lives below
``<home>/data``.
"""
raw = home if home is not None else os.getenv(DEEPTUTOR_HOME_ENV)
if raw is None or str(raw).strip() == "":
return Path.cwd().resolve()
return Path(raw).expanduser().resolve()
def get_runtime_data_root(home: str | Path | None = None) -> Path:
"""Return ``<runtime-home>/data``."""
return get_runtime_home(home) / "data"
__all__ = [
"DEEPTUTOR_HOME_ENV",
"PACKAGE_ROOT",
"get_runtime_home",
"get_runtime_data_root",
]