dev-python/backports[python_targets_python2_7
      (-)
?
]

!<dev-python/backports-weakref-1.0_p1-r3[python_targets_python2_7
      (-)
?
]

python_targets_python2_7?
      ( >=dev-lang/python-2.7.5-r2:2.7 )


>=dev-lang/python-exec-2:=[python_targets_python2_7
      (-)
?
]