/usr/lib/python3/dist-packages/openpyxl/utils/ is in python3-openpyxl 2.3.0-3.
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/usr/lib/python3/dist-packages/openpyxl/utils/__init__.py
/usr/lib/python3/dist-packages/openpyxl/utils/bound_dictionary.py
/usr/lib/python3/dist-packages/openpyxl/utils/datetime.py
/usr/lib/python3/dist-packages/openpyxl/utils/exceptions.py
/usr/lib/python3/dist-packages/openpyxl/utils/formulas.py
/usr/lib/python3/dist-packages/openpyxl/utils/indexed_list.py
/usr/lib/python3/dist-packages/openpyxl/utils/tests/
/usr/lib/python3/dist-packages/openpyxl/utils/tests/__init__.py
/usr/lib/python3/dist-packages/openpyxl/utils/tests/test_bound_dictionary.py
/usr/lib/python3/dist-packages/openpyxl/utils/tests/test_datetime.py
/usr/lib/python3/dist-packages/openpyxl/utils/tests/test_indexed_list.py
/usr/lib/python3/dist-packages/openpyxl/utils/tests/test_units.py
/usr/lib/python3/dist-packages/openpyxl/utils/tests/test_utils.py
/usr/lib/python3/dist-packages/openpyxl/utils/units.py