python之文件路径截取 & endswith，

• 文件路径截取：

1 >>> import os
2 >>> path = '/etc/singfor/passwd/sunny/test.log'
3 >>>
4 >>> os.path.dirname(path)
5 '/etc/singfor/passwd/sunny'
6 >>>
7 >>> os.path.basename(path)
8 'test.log'

• endswith()：

 1 >>> ret = []
 2 >>> a
 3 ['changeID', 'projectID', 'groupID', 'list_1', 'sunny']
 4 >>> for item in a:
 5 ...     if item.endswith("ID"):
 6 ...             ret.append(item)
 7 ...     else:
 8 ...             pass
 9 ...
10 >>> print ret
11 ['changeID', 'projectID', 'groupID']