dotfiles/home/.config/pythonrc.py

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2024-02-05 22:25:31 +00:00
import atexit
import os
import readline
from functools import partial
from pathlib import Path
from types import ModuleType
cache_xdg_dir = Path(
os.environ.get("XDG_CACHE_HOME", str(Path("~/.cache").expanduser()))
)
cache_xdg_dir.mkdir(exist_ok=True, parents=True)
history_file = cache_xdg_dir.joinpath("python_history")
history_file.touch()
readline.read_history_file(history_file)
def write_history(readline: ModuleType, history_file: Path) -> None:
"""
We need to get ``readline`` and ``history_file`` as arguments, as it
seems they get garbage collected when the function is registered and
the program ends, even though we refer to them here.
"""
readline.write_history_file(history_file)
atexit.register(partial(write_history, readline, history_file))