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# SPDX-License-Identifier: Apache-2.0
#
# 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 asyncio

import uvloop

from dynamo.runtime import DistributedRuntime, dynamo_worker


@dynamo_worker()
async def worker(runtime: DistributedRuntime):
    await init(runtime, "dynamo")


async def init(runtime: DistributedRuntime, ns: str):
    """
    Instantiate a `backend` client and call the `generate` endpoint
    """
    # get endpoint
    endpoint = runtime.endpoint(f"{ns}.backend.generate")

    # create client
    client = await endpoint.client()

    # wait for an endpoint to be ready
    await client.wait_for_instances()

    # issue request
    stream = await client.generate("hello world")

    # process the stream
    async for char in stream:
        print(char)


if __name__ == "__main__":
    uvloop.install()
    asyncio.run(worker())
