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#! /usr/bin/env python3
import pathlib
import typing
import sys
"""
List all of the machines available under the listed sub-layers of meta-arm.
"""
def list_machines(layers: typing.Sequence[str]) -> typing.Set[str]:
machines = set()
# We know we're in meta-arm/scripts, so find the top-level directory
metaarm = pathlib.Path(__file__).resolve().parent.parent
if metaarm.name != "meta-arm":
raise Exception("Not running inside meta-arm")
for layer in layers:
machines |= set(p.stem for p in (metaarm / layer / "conf" / "machine").glob("*.conf"))
return machines
if __name__ == "__main__":
if len(sys.argv) > 1:
machines = list_machines(sys.argv[1:])
print(" ".join(sorted(machines)))
sys.exit(0)
else:
print("Usage:\n$ %s [layer name ...] " % sys.argv[0])
sys.exit(1)
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