/usr/lib/python2.7/dist-packages/traits/adaptation/ is in python-traits 4.5.0-1ubuntu2.
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..
/usr/lib/python2.7/dist-packages/traits/adaptation/__init__.py
/usr/lib/python2.7/dist-packages/traits/adaptation/adaptation_error.py
/usr/lib/python2.7/dist-packages/traits/adaptation/adaptation_manager.py
/usr/lib/python2.7/dist-packages/traits/adaptation/adaptation_offer.py
/usr/lib/python2.7/dist-packages/traits/adaptation/adapter.py
/usr/lib/python2.7/dist-packages/traits/adaptation/api.py
/usr/lib/python2.7/dist-packages/traits/adaptation/cached_adapter_factory.py
/usr/lib/python2.7/dist-packages/traits/adaptation/tests/
/usr/lib/python2.7/dist-packages/traits/adaptation/tests/__init__.py
/usr/lib/python2.7/dist-packages/traits/adaptation/tests/abc_examples.py
/usr/lib/python2.7/dist-packages/traits/adaptation/tests/benchmark.py
/usr/lib/python2.7/dist-packages/traits/adaptation/tests/interface_examples.py
/usr/lib/python2.7/dist-packages/traits/adaptation/tests/lazy_examples.py
/usr/lib/python2.7/dist-packages/traits/adaptation/tests/test_adaptation_manager.py
/usr/lib/python2.7/dist-packages/traits/adaptation/tests/test_adaptation_offer.py
/usr/lib/python2.7/dist-packages/traits/adaptation/tests/test_adapter.py
/usr/lib/python2.7/dist-packages/traits/adaptation/tests/test_cached_adapter_factory.py
/usr/lib/python2.7/dist-packages/traits/adaptation/tests/test_global_adaptation_manager.py