/usr/lib/python2.7/dist-packages/traits/tests/ is in python-traits 4.1.0-1ubuntu4.
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/usr/lib/python2.7/dist-packages/traits/tests/__init__.py
/usr/lib/python2.7/dist-packages/traits/tests/array_test_case.py
/usr/lib/python2.7/dist-packages/traits/tests/category_test_case.py
/usr/lib/python2.7/dist-packages/traits/tests/check_timing.py
/usr/lib/python2.7/dist-packages/traits/tests/clone_test_case.py
/usr/lib/python2.7/dist-packages/traits/tests/container_events_test_case.py
/usr/lib/python2.7/dist-packages/traits/tests/delegate_test_case.py
/usr/lib/python2.7/dist-packages/traits/tests/dict_test_case.py
/usr/lib/python2.7/dist-packages/traits/tests/interface_checker_test_case.py
/usr/lib/python2.7/dist-packages/traits/tests/keyword_args_test_case.py
/usr/lib/python2.7/dist-packages/traits/tests/list_test_case.py
/usr/lib/python2.7/dist-packages/traits/tests/pickle_validated_dict_test_case.py
/usr/lib/python2.7/dist-packages/traits/tests/protocols_usage_test_case.py
/usr/lib/python2.7/dist-packages/traits/tests/range_test_case.py
/usr/lib/python2.7/dist-packages/traits/tests/rich_compare_test_case.py
/usr/lib/python2.7/dist-packages/traits/tests/test_copy_traits.py
/usr/lib/python2.7/dist-packages/traits/tests/test_copyable_trait_names.py
/usr/lib/python2.7/dist-packages/traits/tests/test_enum.py
/usr/lib/python2.7/dist-packages/traits/tests/test_event_order.py
/usr/lib/python2.7/dist-packages/traits/tests/test_events.py
/usr/lib/python2.7/dist-packages/traits/tests/test_extended_trait_change.py
/usr/lib/python2.7/dist-packages/traits/tests/test_getstate_setstate.py
/usr/lib/python2.7/dist-packages/traits/tests/test_int_range_long.py
/usr/lib/python2.7/dist-packages/traits/tests/test_interfaces.py
/usr/lib/python2.7/dist-packages/traits/tests/test_listeners.py
/usr/lib/python2.7/dist-packages/traits/tests/test_property_notifications.py
/usr/lib/python2.7/dist-packages/traits/tests/test_str_handler.py
/usr/lib/python2.7/dist-packages/traits/tests/test_target.py
/usr/lib/python2.7/dist-packages/traits/tests/test_trait_cycle.py
/usr/lib/python2.7/dist-packages/traits/tests/test_trait_list_dict.py
/usr/lib/python2.7/dist-packages/traits/tests/test_trait_types.py
/usr/lib/python2.7/dist-packages/traits/tests/test_traits.py
/usr/lib/python2.7/dist-packages/traits/tests/undefined_test_case.py