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: / proc / 3 / cwd / opt / imh-python / lib / python3.9 / site-packages / traitlets / utils /

Filename : bunch.py

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"""Yet another implementation of bunch

attribute-access of items on a dict.
"""

# Copyright (c) Jupyter Development Team.
# Distributed under the terms of the Modified BSD License.
from __future__ import annotations

from typing import Any


class Bunch(dict):  # type:ignore[type-arg]
    """A dict with attribute-access"""

    def __getattr__(self, key: str) -> Any:
        try:
            return self.__getitem__(key)
        except KeyError as e:
            raise AttributeError(key) from e

    def __setattr__(self, key: str, value: Any) -> None:
        self.__setitem__(key, value)

    def __dir__(self) -> list[str]:
        # py2-compat: can't use super because dict doesn't have __dir__
        names = dir({})
        names.extend(self.keys())
        return names