"funkyj" <[EMAIL PROTECTED]> writes: > One advantage of a generator over filtering the full product is that I, > as the user of the generator, am not obligated to iterate over the > entire solution space. > > Are there other _practical_ advantages of generators over mapping & > filtering complete sets?
Storage. You can iterate over problem spaces much too large to fit in memory. Also generate + iterate can be faster because of reduced memory pressure. -- http://mail.python.org/mailman/listinfo/python-list