Errors under python 2.7

[CyberLoiter]

Recently installed psphere with the command:
#  pip install -U psphere

The connect.py got an error, any ideas? Many thanks for your help.

$ ./connect.py --server 10.10.53.23 --username myusername --password mypassword

Traceback (most recent call last):

  File "./connect.py", line 16, in <module>

    from psphere.client import Client

  File "/usr/local/lib/python2.7/dist-packages/psphere/client.py", line 37, in <module>

    from psphere import soap, ManagedObject

  File "/usr/local/lib/python2.7/dist-packages/psphere/soap.py", line 91, in <module>

    class ManagedObjectReference(suds.sudsobject.Property):

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

$ python

Python 2.7.6 (default, Mar 22 2014, 22:59:56)

[GCC 4.8.2] on linux2

Type "help", "copyright", "credits" or "license" for more information.

>>> import suds

>>> print suds.__version__

0.6

>>> quit()

$ uname -a

Linux wcinitiator 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux

$ more /etc/lsb-release

DISTRIB_ID=Ubuntu

DISTRIB_RELEASE=14.04

DISTRIB_CODENAME=trusty

DISTRIB_DESCRIPTION="Ubuntu 14.04.1 LTS"