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76 lines
2.0 KiB
Python
76 lines
2.0 KiB
Python
from __future__ import annotations
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import typing
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from datetime import datetime, timezone
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from ._errors import MissingInfoNamespace
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if typing.TYPE_CHECKING:
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from collections.abc import Mapping
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from typing import Any
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def epoch_to_datetime(t: int | None) -> datetime | None:
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"""Convert epoch time to a UTC datetime."""
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if t is None:
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return None
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return datetime.fromtimestamp(t, tz=timezone.utc)
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class Info:
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__slots__ = ["raw", "namespaces"]
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def __init__(self, raw_info: Mapping[str, Any]):
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self.raw = raw_info
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self.namespaces = frozenset(raw_info.keys())
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def get(self, namespace: str, key: str, default: Any | None = None) -> Any | None:
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try:
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return self.raw[namespace].get(key, default)
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except KeyError:
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raise MissingInfoNamespace(f"Namespace {namespace!r} does not exist")
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@property
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def name(self) -> str:
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return self.get("basic", "name")
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@property
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def is_dir(self) -> bool:
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return self.get("basic", "is_dir")
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@property
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def is_file(self) -> bool:
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return not self.is_dir
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@property
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def accessed(self) -> datetime | None:
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return epoch_to_datetime(self.get("details", "accessed"))
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@property
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def modified(self) -> datetime | None:
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return epoch_to_datetime(self.get("details", "modified"))
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@property
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def size(self) -> int | None:
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return self.get("details", "size")
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@property
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def type(self) -> int | None:
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return self.get("details", "type")
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@property
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def created(self) -> datetime | None:
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return epoch_to_datetime(self.get("details", "created"))
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@property
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def metadata_changed(self) -> datetime | None:
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return epoch_to_datetime(self.get("details", "metadata_changed"))
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def __str__(self) -> str:
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if self.is_dir:
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return "<dir '{}'>".format(self.name)
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else:
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return "<file '{}'>".format(self.name)
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__repr__ = __str__
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