/
requests.py
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/
requests.py
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# Copyright 2017, Google LLC All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import typing
from typing import NamedTuple, Optional
if typing.TYPE_CHECKING: # pragma: NO COVER
from google.cloud.pubsub_v1.subscriber import futures
# Namedtuples for management requests. Used by the Message class to communicate
# items of work back to the policy.
class AckRequest(NamedTuple):
ack_id: str
byte_size: int
time_to_ack: float
ordering_key: Optional[str]
future: Optional["futures.Future"]
class DropRequest(NamedTuple):
ack_id: str
byte_size: int
ordering_key: Optional[str]
class LeaseRequest(NamedTuple):
ack_id: str
byte_size: int
ordering_key: Optional[str]
class ModAckRequest(NamedTuple):
ack_id: str
seconds: float
future: Optional["futures.Future"]
class NackRequest(NamedTuple):
ack_id: str
byte_size: int
ordering_key: Optional[str]
future: Optional["futures.Future"]