AttributeError: 'module' object has no attribute 'logger'

Sun Mar 4 10:34:10 EST 2012

hi all, when installing sage, there is a problem with emacs.py
so, this screen appeared after rynning ./sage
----------------------------------------------------------------------
| Sage Version 4.4.2, Release Date: 2010年05月19日 |
| Type notebook() for the GUI, and license() for information. |
----------------------------------------------------------------------
Traceback (most recent call last):
 File "/home/zid/sage/local/bin/sage-ipython", line 18, in <module>
 import IPython
 File "/usr/lib/python2.7/dist-packages/IPython/__init__.py", line
58, in <module>
 __import__(name,glob,loc,[])
 File "/usr/lib/python2.7/dist-packages/IPython/ipstruct.py", line
17, in <module>
 from IPython.genutils import list2dict2
 File "/usr/lib/python2.7/dist-packages/IPython/genutils.py", line
114, in <module>
 import IPython.rlineimpl as readline
 File "/usr/lib/python2.7/dist-packages/IPython/rlineimpl.py", line
18, in <module>
 from pyreadline import *
 File "/usr/local/lib/python2.7/dist-packages/pyreadline-2.0_dev1-
py2.7.egg/pyreadline/__init__.py", line 11, in <module>
 from . import unicode_helper, logger, clipboard, lineeditor,
modes, console
 File "/usr/local/lib/python2.7/dist-packages/pyreadline-2.0_dev1-
py2.7.egg/pyreadline/modes/__init__.py", line 3, in <module>
 from . import emacs, notemacs, vi
 File "/usr/local/lib/python2.7/dist-packages/pyreadline-2.0_dev1-
py2.7.egg/pyreadline/modes/emacs.py", line 11, in <module>
 import pyreadline.logger as logger
AttributeError: 'module' object has no attribute 'logger'
any one can help me pleaseeee
regards
Zid