def print_python(leaves, expr):
    if isinstance(expr, Expr) and any(expr.isidentical(lf) for lf in leaves):
        return valid_identifier(expr._name), {}
    return _print_python(expr, leaves=leaves)
Print expression to be evaluated in Python
dataset/ETHPy150Open blaze/blaze/blaze/compute/pyfunc.py/print_python