觀察與實驗

gistfile1.py

a='''
def test_join():
    data = []
    for i in range(1000000):
        data.append('addddddeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeewweeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeffffffffffffffffffffffffffffffffffffffffffffffffffffffffeeeeeeeeeeeeeeeeeeeeeeeeeerwerwerwerwetrwegfsghklujsahdflkiuahfgluhewihrlwelfhlwuhfawhrgfiuhagrliwrwreqwerqwerwefsdfasdfasdfasdfdsfddddddddddddddddeeeeeeeewwwwwwwwwwwwwddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd')
    
    return ''.join(data)
test_join()
'''
b = '''
def test_connect():
    data = ""
    for i in range(1000000):
        data += 'addddddeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeewweeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeffffffffffffffffffffffffffffffffffffffffffffffffffffffffeeeeeeeeeeeeeeeeeeeeeeeeeerwerwerwerwetrwegfsghklujsahdflkiuahfgluhewihrlwelfhlwuhfawhrgfiuhagrliwrwreqwerqwerwefsdfasdfasdfasdfdsfddddddddddddddddeeeeeeeewwwwwwwwwwwwwddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd'
    
    return data
test_connect()
'''
 
 
import timeit
print timeit.timeit(a, number=10)
print timeit.timeit(b, number=10)

幫你簡化一下 XD
https://gist.github.com/ccc-larc/7717083