def test_cmp_issue_4357():
 assert (not (Symbol == 1))
 assert (Symbol != 1)
 assert (not (Symbol == 'x'))
 assert (Symbol != 'x')

def test_cmp_issue_4357 ( ) : assert ( not ( Symbol == 1 ) ) assert ( Symbol != 1 ) assert ( not ( Symbol == 'x' ) ) assert ( Symbol != 'x' )
check that basic subclasses can be compared with sympifiable objects .