import pathlib
import sys

def repo_root():
  current = pathlib.Path(__file__).resolve()
  for candidate in (current.parent, *current.parents):
    if (candidate / "modulus.json").is_file():
      return candidate
  raise SystemExit("could not find modulus.json from Modulus tool wrapper")

def run(command):
  root = repo_root()
  runtime_root = root / "build" / "build_common" / "modulus"
  source_root = root / "modulus" / "cli.py"
  if source_root.is_file():
    sys.path.insert(0, str(root))
  elif runtime_root.exists():
    sys.path.insert(0, str(runtime_root))
  import modulus.cli
  raise SystemExit(modulus.cli.main(command))