{ "task_id": "data_transform_017", "family": "data_transformation", "difficulty": "easy", "instruction": "Transpose dictionary of lists in input.json to list of dictionaries in output.json.", "files": [ { "path": "input.json", "content": "{\"col1\": [1, 2], \"col2\": [3, 4]}" } ], "verifier": { "type": "exact_json", "command": "", "timeout_sec": 8, "expected_output": null, "target_path": "output.json", "expected_content": null, "expected_json": [ { "col1": 1, "col2": 3 }, { "col1": 2, "col2": 4 } ], "required_fields": [] }, "forbidden_commands": [ "rm", "curl", "wget", "pip", "sudo", "chmod", "ssh", "git" ] }