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from __future__ import annotations
import asyncio
import json
import sys
import click
import yaml
from distributed.deploy.spec import run_spec
@click.command(context_settings=dict(ignore_unknown_options=True))
@click.argument("args", nargs=-1)
@click.option("--spec", type=str, default="", help="")
@click.option("--spec-file", type=str, default=None, help="")
@click.version_option()
def main(args: list, spec: str, spec_file: str) -> None:
if spec and spec_file or not spec and not spec_file:
print("Must specify exactly one of --spec and --spec-file")
sys.exit(1)
_spec = {}
if spec_file:
with open(spec_file) as f:
_spec.update(yaml.safe_load(f))
if spec:
_spec.update(json.loads(spec))
if "cls" in _spec: # single worker spec
_spec = {_spec["opts"].get("name", 0): _spec}
async def run():
servers = await run_spec(_spec, *args)
try:
await asyncio.gather(*(w.finished() for w in servers.values()))
except KeyboardInterrupt:
await asyncio.gather(*(w.close() for w in servers.values()))
asyncio.run(run())
if __name__ == "__main__":
main()
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