- python2.7 | python2.6
 - python (>= 2.6.6-7~)
 - python (<< 2.8)
 - python-pkg-resources
 
 Cached descriptors cache their output. They take into account instance
 attributes that they depend on, so when the instance attributes change, the
 descriptors will change the values they return.
            Installed Size: 140.3 kB
            
            Architectures:  all