(exp)
return _contains(exp, Reduced)
Does `exp` contain a `Reduced` node.
Does `exp` contain a `Reduced` node.
Does exp contain a Reduced node .
def is_reduced(exp):
    """Does `exp` contain a `Reduced` node."""
    return _contains(exp, Reduced)
def is_reduced ( exp ) : return _contains ( exp , Reduced )