pcl_test

举个栗子，字典法

# encoding: UTF-8
from collections import OrderedDict
stem = OrderedDict([('a','1'), ('b','2'), ('c','3')])
jd = ['a 2', 'a 3', 'c 1', 'd 4', 'e 5', 'b 6']
for i in jd:
	t = i.split()
	if stem.get(t[0]):
		stem[t[0]] += '\t' + t[1]
for i, j in stem.items():
	print(i+'\t'+j)COPY