sorted() in python 3 code example

Example 1: sorted list python

sorted(iterable, key=None, reverse=False)

type(sorted(iterable, key=None, reverse=False)) = list

Example 2: python sort comparator

sorted("This is a test string from Andrew".split(), key=str.lower)
['a', 'Andrew', 'from', 'is', 'string', 'test', 'This']

sorted(student_tuples, key=lambda student: student[2])   # sort by age
[('dave', 'B', 10), ('jane', 'B', 12), ('john', 'A', 15)]

Example 3: pyhton built in sort

arr = [ 1, 3, 2]
arr.sort()