>=dev-python/ipykernel-4.7[python_targets_python3_9
      (-)
?
]

>=dev-python/ipywidgets-7.6.0[python_targets_python3_9
      (-)
?
]

>=dev-python/matplotlib-2.0.0[python_targets_python3_9
      (-)
?
]

python_targets_python3_9?
      ( >=dev-lang/python-3.9.9-r1:3.9 )