{
    "cli": "lms.cli.courses.gradebook.upload",
    "arguments": [
        "--course", "Extra Course",
        "__DATA_DIR__(gradebooks/extracourse_shortuser.txt)",
    ],
    error: true
}
---
builtins.ValueError: File '__DATA_DIR__(gradebooks/extracourse_shortuser.txt)' line 2 has the incorrect number of values. Expecting 3, found 2.
