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5bbbe5e40f
Mechanically remove unused imports with:
ruff check --select F401 --fix --extend-exclude grpc_protobuf
77 lines
2.7 KiB
Python
77 lines
2.7 KiB
Python
# Copyright 2021-2022 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# -----------------------------------------------------------------------------
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# Imports
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# -----------------------------------------------------------------------------
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import asyncio
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import random
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import sys
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import bumble.logging
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from bumble import data_types
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from bumble.core import AdvertisingData
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from bumble.device import Device
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from bumble.profiles.battery_service import BatteryService
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from bumble.transport import open_transport
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# -----------------------------------------------------------------------------
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async def main() -> None:
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if len(sys.argv) != 3:
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print('Usage: python battery_server.py <device-config> <transport-spec>')
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print('example: python battery_server.py device1.json usb:0')
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return
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async with await open_transport(sys.argv[2]) as hci_transport:
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device = Device.from_config_file_with_hci(
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sys.argv[1], hci_transport.source, hci_transport.sink
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)
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# Add a Battery Service to the GATT sever
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battery_service = BatteryService(lambda _: random.randint(0, 100))
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device.add_service(battery_service)
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# Set the advertising data
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device.advertising_data = bytes(
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AdvertisingData(
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[
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data_types.CompleteLocalName('Bumble Battery'),
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data_types.IncompleteListOf16BitServiceUUIDs(
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[battery_service.uuid]
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),
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data_types.Appearance(
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data_types.Appearance.Category.WEARABLE_AUDIO_DEVICE,
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data_types.Appearance.WearableAudioDeviceSubcategory.EARBUD,
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),
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]
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)
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)
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# Go!
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await device.power_on()
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await device.start_advertising(auto_restart=True)
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# Notify every 3 seconds
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while True:
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await asyncio.sleep(3.0)
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await device.notify_subscribers(
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battery_service.battery_level_characteristic
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)
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# -----------------------------------------------------------------------------
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bumble.logging.setup_basic_logging('DEBUG')
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asyncio.run(main())
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