e.g. for a kickstart config file:
python -c 'import crypt; print crypt.crypt("test", "$6$random_salt")'
Use the number after the first $:
1 = MD5
2a = Blowfish (not in mainline glibc; added in some Linux distributions)
5 = SHA-256 (since glibc 2.7)
6 = SHA-512 (since glibc 2.7)
Authors: