Python语言点滴

• Windows文件路径，反斜杠问题

'C:\123' -> ng

r'C:\123' -> ok

r'C:\123\' -> ng

os.path.normcase('C:/123/') ok

'C:/123/' ok

r'C:\123\\' ok

 

• 写东西到文件

fp=open('log.txt', 'w')

print>>fp,'test'

 

• print不换行

print '123',