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2026-07-13 13:12:00 +08:00

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Python

"""Cost-control label namespace shared between the server and runner.
Defines the label-key prefix that the server reserves for policy-owned
cost-control metadata, and the helper that identifies which keys in a
client-supplied label map fall under that namespace.
"""
from __future__ import annotations
from collections.abc import Mapping
# Label-key prefix of the policy-owned cost-control namespace. Labels
# under it are runner-written telemetry; the server rejects them in
# client-supplied label writes (see ``update_session`` /
# ``create_session`` in :mod:`omnigent.server.routes.sessions`).
COST_CONTROL_LABEL_NAMESPACE = "cost_control."
def reserved_cost_control_keys(labels: Mapping[str, str]) -> tuple[str, ...]:
"""
Return the policy-owned ``cost_control.*`` keys present in *labels*.
:param labels: A label mapping from a client request body, e.g.
``{"cost_control.plan": "{...}", "team": "ml"}``.
:returns: The keys under :data:`COST_CONTROL_LABEL_NAMESPACE`, in
mapping order, e.g. ``("cost_control.plan",)``. Empty when the
mapping touches no reserved keys.
"""
return tuple(key for key in labels if key.startswith(COST_CONTROL_LABEL_NAMESPACE))