# List of strings listOfElems = ['Hello', 'Ok', 'is', 'Ok', 'test', 'this', 'is', 'a', 'test'] len(s)
>>> mylist = [1,2,3] #list >>> len(mylist) 3 >>> word = 'hello' # string >>> len(word) 5 >>> vals = {'a':1,'b':2} #dictionary >>> len(vals) 2 >>> tup = (4,5,6) # tuple >>> len(tup) 3
>>> someList=[] >>> print len(someList) 0