In [48]: import skimage.
skimage._osp     skimage.util     skimage.version  

In [48]: import skimage.

and:

In [46]: from skimage import exposure
---------------------------------------------------------------------------
ImportError                               Traceback (most recent call last)
/Users/maye/Dropbox/src/pymars/<ipython-input-46-fda3143d69ce> in <module>()
----> 1 from skimage import exposure

ImportError: cannot import name exposure

In [47]: skimage.__version__
Out[47]: '0.6dev'

What happened here?
Please help.

Best regards,
Michael