Python在Linux上找到stdin文件路径

>>> import sys
>>> print sys.stdin.__path__
\'/dev/tty1\'
>>>

import os, sys
os.readlink(\'/proc/self/fd/%s\' % sys.stdin.fileno())

name

isatty

>>> import sys
>>> sys.stdout.name
\'<stdout>\'
>>> sys.stdout.isatty()
True
>>> anotherfile = open(\'/etc/hosts\', \'r\')
>>> anotherfile.name
\'/etc/hosts\'
>>> anotherfile.isatty()
False

>>> import os
>>> import sys
>>> print os.ttyname(sys.stdin.fileno())
\'/dev/pts/0\'
>>>