sys.ps2

when I type sys.ps2 after import sys, I got the message like: Traceback (most recent call last): File "", line 1, in -toplevel- sys.ps2 AttributeError: 'module' object has no attribute 'ps2' why does it happen? -- http://mail.python.org/mailman/listinfo/python-list

a question

when I type sys.ps2 after import sys, I got the message like: Traceback (most recent call last): File "", line 1, in -toplevel- sys.ps2 AttributeError: 'module' object has no attribute 'ps2' why does it happen? -- http://mail.python.org/mailman/listinfo/python-list