def test_hash_vs_typeinfo_2():
 x = Symbol('x')
 x1 = Symbol('x', even=True)
 assert (x != x1)
 assert (hash(x) != hash(x1))

def test_hash_vs_typeinfo_2 ( ) : x = Symbol ( 'x' ) x1 = Symbol ( 'x' , even = True ) assert ( x != x1 ) assert ( hash ( x ) != hash ( x1 ) )
different typeinfo should mean !eq .