def test_lex_expression_integer():
 objs = tokenize('(foo 2)')
 assert (objs == [HyExpression([HySymbol('foo'), HyInteger(2)])])

def test_lex_expression_integer ( ) : objs = tokenize ( '(foo 2)' ) assert ( objs == [ HyExpression ( [ HySymbol ( 'foo' ) , HyInteger ( 2 ) ] ) ] )
make sure expressions can produce integers .