Source code for triad.utils.hash

from __future__ import absolute_import

import uuid
from typing import Any, Iterable

[docs] def to_uuid(*args: Any) -> str: """Determine the uuid by input arguments. It will search the input recursively. If an object contains `__uuid__` method, it will call that method to get the uuid for that object. .. admonition:: Examples .. code-block:: python to_uuid([1,2,3]) to_uuid(1,2,3) to_uuid(dict(a=1,b="z")) :param args: arbitrary input :return: uuid string """ s = str(uuid.uuid5(uuid.NAMESPACE_DNS, "")) for a in args: for x in _get_strs(a): s = str(uuid.uuid5(uuid.NAMESPACE_DNS, s + x)) return s
def _get_strs(obj: Any) -> Iterable[str]: if obj is None: yield "" elif isinstance(obj, object) and hasattr(obj, "__uuid__"): yield str(obj.__uuid__()) # type: ignore elif isinstance(obj, dict): for k, v in obj.items(): for x in _get_strs(k): yield x for x in _get_strs(v): yield x elif not isinstance(obj, str) and isinstance(obj, Iterable): for k in obj: for x in _get_strs(k): yield x else: yield str(type(obj)) yield str(obj)