>> Is "all" inbuilt function in python? what it does? > >>>> help(all) > Help on built-in function all in module __builtin__: > > all(...) > all(iterable) -> bool > > Return True if bool(x) is True for all values x in the iterable. It may be helpful to know that any() and all() were added in Python 2.5 http://docs.python.org/lib/built-in-funcs.html#l2h-9 -tkc