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+#!/usr/bin/env python
+
+# below snippet demonstrates list datatype in python (akin to arrays)
+# lists are ordered, mutable, hold arbitrary objects, expand dynamically
+l = [21, 'foo', 13, True, 21, [0, 1.0]]
+l.append({'ipv4': '8.8.8.8'})
+l.extend(['12', '33'])
+l.insert(0, '1st')
+# len is 10, the list or dict count as 1 element
+print('len is: ' + str(len(l)) + ', ' + str(l))
+bar = l.pop(2)  # bar = 'foo'
+ip = l[-3]['ipv4']  # 3rd from last index
+print('bar = ' + bar + ', ip: ' + ip)
+
+# tuple, ordered, immutable, const-like object with no methods
+t = ('foo', 'bar', 1, False, [1,2,3])
+t[-1].extend([4,5])  # while tuples are constant and cannot be changed
+print(t)             # the list at index -1 can still be mutated
+
+# set, unordered
+s = {1,2,3, 'string'}
+ss = {1,2, "bar"}
+sss = s.union(ss)  # values 1 and 2 won't show up as duplicates
+print(sss)
+
+# control flow
+x = 1 if True else 2  # x = 1, this is example of ternary operator, akin to ? in C
+print(x)
+
+# List Comprehensions
+mysum = sum([i for i in range(1, 10) if i%2==0])
+squares = [x**2 for x in range(10)]
+squares = list(map(lambda x: x**2, range(10)))