# easiest way to count the frequency of all elements in a list lst = ['Sam', 'Sam', 'Tim', 'Tim', 'Tim', 'r', 'l']  freq = {} # stores the frequency of elements counting = [freq.update({x: lst.count(x)}) for x in lst]  # output of freq  {'Sam': 2, 'Tim': 3, 'r': 1, 'l': 1}  #credit: buggyprogrammer.com #Note: if you print "counting" it will return a list full of None so ignore it. 

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