Dataset schema validation for ML records (step 5/7) · structured output

The validator only checks that a field exists. Fix it so the wrong label type prints invalid.

The break is on line 3 — but read the whole snippet first.

The validator only checks that a field exists. Fix it so the wrong label type prints invalid.

The break is on line 3 — but read the whole snippet first.

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Dataset schema validation for ML records — step 5 of 7