By Don Heckman Los Angeles – Aug. 18. (Tues.) John Altman Quartet. The English saxophonist/composer has a line of credits reaching from Monty Python to bebop (with all stops in between). And with pianist Mike Lang, bassist Harvey Newmark and drummer Frank De Vito on hand, he has the backing to support his every musical… Read More Picks of the Week: Aug. 18 – 23