Fixing test cases for Python3, added unicode.
Fixing test cases for Python3, added unicode.

da-woods/cython,scoder/cython,cython/cython,scoder/cython,cython/cython,da-woods/cython,scoder/cython,cython/cython,cython/cython,da-woods/cython,scoder/cython,da-woods/cython