2021-04-05 05:43:09 +02:00
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# Copyright: Ankitects Pty Ltd and contributors
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# License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
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from dataclasses import dataclass
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from typing import Optional
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@dataclass
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class OpMeta:
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"""Metadata associated with an operation.
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The `handled_by` field can be used by screens to ignore change
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events they initiated themselves, if they have already made
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the required changes."""
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handled_by: Optional[object] = None
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