MOSDEF is a 100% Python retargetable compiler for C->shellcode that has been released to the public under the LGPL.
You can download it from the following link: https://packetstormsecurity.com/files/download/31755/MOSDEF0.1.tgz
Source: https://packetstormsecurity.com/files/31755/MOSDEF0.1.tgz.html