/usr/lib/python3/dist-packages/Crypto/SelfTest/ is in python3-crypto 2.4.1-1ubuntu0.1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3/dist-packages/Crypto/SelfTest/Cipher/
/usr/lib/python3/dist-packages/Crypto/SelfTest/Cipher/__init__.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Cipher/common.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Cipher/test_AES.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Cipher/test_ARC2.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Cipher/test_ARC4.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Cipher/test_Blowfish.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Cipher/test_CAST.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Cipher/test_DES.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Cipher/test_DES3.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Cipher/test_XOR.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Hash/
/usr/lib/python3/dist-packages/Crypto/SelfTest/Hash/__init__.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Hash/common.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Hash/test_HMAC.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Hash/test_MD2.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Hash/test_MD4.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Hash/test_MD5.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Hash/test_RIPEMD.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Hash/test_SHA.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Hash/test_SHA224.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Hash/test_SHA256.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Hash/test_SHA384.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Hash/test_SHA512.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Protocol/
/usr/lib/python3/dist-packages/Crypto/SelfTest/Protocol/__init__.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Protocol/test_AllOrNothing.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Protocol/test_chaffing.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Protocol/test_rfc1751.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/PublicKey/
/usr/lib/python3/dist-packages/Crypto/SelfTest/PublicKey/__init__.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/PublicKey/test_DSA.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/PublicKey/test_RSA.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/PublicKey/test_importKey.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/Fortuna/
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/Fortuna/__init__.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/Fortuna/test_FortunaAccumulator.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/Fortuna/test_FortunaGenerator.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/Fortuna/test_SHAd256.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/OSRNG/
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/OSRNG/__init__.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/OSRNG/test_fallback.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/OSRNG/test_generic.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/OSRNG/test_nt.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/OSRNG/test_posix.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/OSRNG/test_winrandom.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/__init__.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/test_random.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Random/test_rpoolcompat.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Util/
/usr/lib/python3/dist-packages/Crypto/SelfTest/Util/__init__.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Util/test_Counter.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Util/test_asn1.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Util/test_number.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/Util/test_winrandom.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/__init__.py
/usr/lib/python3/dist-packages/Crypto/SelfTest/st_common.py