support python 3.4 testing python 3.4 is not supported by any 1.4 release of mysqlclient. Pip is installing the 1.4.4 version even when run from python 3.4. Check version and install 1.3.14 on python 3.4 but newest one on all other versions.

#!/usr/bin/env python
from __future__ import print_function
import zlib, base64, sys
print(base64.encodestring(zlib.compress(sys.stdin.read())))