Function start_select_input

python/paddle/static/nn/control_flow.py:2071–2077

()

    false_var, true_var = inputs

    def start_select_input():
        try:
            return select_input(inputs, mask)
        except Exception as e:
            raise RuntimeError(
                f"Exceptions thrown while doing select_input on {name}:\n{e}"
            )

    if isinstance(false_var, UndefinedVar) and isinstance(
        true_var, UndefinedVar