/usr/lib/python3/dist-packages/networkx/algorithms/operators/ is in python3-networkx 1.8.1-0ubuntu3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3/dist-packages/networkx/algorithms/operators/__init__.py
/usr/lib/python3/dist-packages/networkx/algorithms/operators/all.py
/usr/lib/python3/dist-packages/networkx/algorithms/operators/binary.py
/usr/lib/python3/dist-packages/networkx/algorithms/operators/product.py
/usr/lib/python3/dist-packages/networkx/algorithms/operators/tests/
/usr/lib/python3/dist-packages/networkx/algorithms/operators/tests/test_all.py
/usr/lib/python3/dist-packages/networkx/algorithms/operators/tests/test_binary.py
/usr/lib/python3/dist-packages/networkx/algorithms/operators/tests/test_product.py
/usr/lib/python3/dist-packages/networkx/algorithms/operators/tests/test_unary.py
/usr/lib/python3/dist-packages/networkx/algorithms/operators/unary.py