import sys
import csv
my_file = sys.stdin
a = dict(sorted(csv.reader(my_file), key=lambda x: x[1]))
print(a)
aW1wb3J0IHN5cwppbXBvcnQgY3N2CgpteV9maWxlID0gc3lzLnN0ZGluCmEgPSBkaWN0KHNvcnRlZChjc3YucmVhZGVyKG15X2ZpbGUpLCBrZXk9bGFtYmRhIHg6IHhbMV0pKQoKcHJpbnQoYSk=
YWxleCwgMQprYXRlLCA0CmthdGUsIDIKYWxleCwgMwpqb2huLCAx
alex, 1
kate, 4
kate, 2
alex, 3
john, 1