查找字符串中的最后一个字符

Question

如果有此输入：

/Users/myMac/Desktop/MemoryAccess/BasicTest.asm/someStuff

我想找出字符"/"最后出现的时间，并得到字符串BasicTest

这样做的好方法是什么？在

谢谢你！在

Answer 1

>>> s = "/Users/myMac/Desktop/MemoryAccess/BasicTest.asm/someStuff"
>>> ind = s.rfind('/')
>>> ind1 = s[:ind].rfind('/')
>>> print(s[ind1+1:ind].split('.')[0])
BasicTest

Answer 2

以下是操作系统示例：

>>> p = '/Users/myMac/Desktop/MemoryAccess/BasicTest.asm/someStuff'
>>> os.path.dirname(p)
'/Users/myMac/Desktop/MemoryAccess/BasicTest.asm'
>>> os.path.splitext(os.path.dirname(p))
('/Users/myMac/Desktop/MemoryAccess/BasicTest', '.asm')
>>> os.path.basename(os.path.splitext(os.path.dirname(p))[0])
'BasicTest'

Answer 3

os.path模块提供基本的路径名操作。在

>>> from os.path import *
>>> file = '/Users/myMac/Desktop/MemoryAccess/BasicTest.asm/someStuff'
>>> splitext(basename(dirname(file)))[0]
'BasicTest'