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session.py
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36 lines (27 loc) · 1.15 KB
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from __future__ import annotations
from dataclasses import dataclass, field
from typing import Any, Mapping, Sequence
@dataclass(frozen=True)
class ReplaySession:
"""[EN]
Public replay session contract exposed to Python.
[JA]
Python に公開される replay session 契約です。
"""
events: Sequence[Any] = field(default_factory=tuple)
state: str = "Created"
metadata: Mapping[str, str] = field(default_factory=dict)
@classmethod
def from_managed(cls, managed) -> "ReplaySession":
"""[EN] Create a Python session view from a managed object.
[JA] managed object から Python session view を作成します。
"""
events = getattr(managed, "Events", ())
state = getattr(managed, "State", "Created")
metadata = getattr(managed, "Metadata", {})
return cls(tuple(events), str(state), _metadata_to_dict(metadata))
def _metadata_to_dict(metadata) -> dict[str, str]:
keys = getattr(metadata, "Keys", None)
if keys is not None:
return {str(key): str(metadata[key]) for key in keys}
return {str(key): str(value) for key, value in dict(metadata).items()}