Python Dictionary list complex data structure sorting

x = {1:2, 3:4, 4:3, 2:1, 0:0}

sorted = sorted (X.iteritems (), Key=lambda x:x[1], reverse=true)

Import operator;sorted = sorted (X.iteritems (), Key=operator.itemgetter (1), reverse=true)

x = [(0, 0), (2, 1), (1, 2), (4, 3), (3, 4)]

sorted = sorted (X.iteritems (), Key=lambda x:x[1], reverse=true)

Import operator;sorted = sorted (X.iteritems (), Key=operator.itemgetter (1), reverse=true)

x = [{' Name ': ' Homer ', ' age ': ' the ', ' {' name ': ' Bart ', ' Age ': 10}]

sorted = sorted (x, Key=operator.itemgetter (' name '))

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Python Dictionary list complex data structure sorting