/usr/ is in python3-ecdsa 0.10-2.
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/usr/lib/
/usr/lib/python3/
/usr/lib/python3/dist-packages/
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/usr/lib/python3/dist-packages/ecdsa/der.py
/usr/lib/python3/dist-packages/ecdsa/curves.py
/usr/lib/python3/dist-packages/ecdsa/numbertheory.py
/usr/lib/python3/dist-packages/ecdsa/_version.py
/usr/lib/python3/dist-packages/ecdsa/ellipticcurve.py
/usr/lib/python3/dist-packages/ecdsa/__init__.py
/usr/lib/python3/dist-packages/ecdsa/keys.py
/usr/lib/python3/dist-packages/ecdsa/test_pyecdsa.py
/usr/lib/python3/dist-packages/ecdsa/rfc6979.py
/usr/lib/python3/dist-packages/ecdsa/ecdsa.py
/usr/share/
/usr/share/doc/
/usr/share/doc/python3-ecdsa/
/usr/share/doc/python3-ecdsa/copyright
/usr/share/doc/python3-ecdsa/changelog.Debian.gz