PyPy

ソースコード

import time

Time = 10
N = 10000000

def list_append():
	for i in xrange(Time):
		array = []
		for j in xrange(N):
			array.append(1)

def list_extend():
	for i in xrange(Time):
		array = []
		for j in xrange(N):
			array.extend([1])

def list_extend_list():
	for i in xrange(Time):
		array = []
		array.extend(range(N))

def list_intend():
	for i in xrange(Time):
		[1 for i in xrange(N)]

if __name__ == '__main__':
	array= [list_append,list_extend,list_extend_list,list_intend]
	time.time()
	for function in array:
		clock = time.time()
		function()
		print (time.time() - clock) / Time

実行結果