"""Robot helper: verify TransformExecutor blocks import in sandbox."""

from cleveragents.tool.wrapping import TransformExecutionError, TransformExecutor

code = 'def transform(x):\n    import os\n    return {"passed": True}\n'
t = TransformExecutor(code, "test/s")
ok = False
try:
    t.execute({})
except TransformExecutionError:
    ok = True
print(f"blocked={ok}")