Function to_float

code_understanding/scoring.py:47–54

Converts text to float, stripping percent signs. Returns None on failure.

(text: str)

def to_float(text: str) -> Optional[float]:
    """
    Converts text to float, stripping percent signs. Returns None on failure.
    """
    try:
        return float(text.strip().strip('%'))
    except ValueError:
        return None


def evaluate_single_answer(