'''
PYTHON -m Cython.Build.Cythonize -i '**/*_test.py'
PYTHON -c "import cy_test; assert cy_test.TEST == 'cy_test', cy_test.TEST; assert not cy_test.__file__.rstrip('oc').endswith('.py'), cy_test.__file__"
PYTHON -c "import pkg.cy_test; assert pkg.cy_test.TEST == 'pkg.cy_test', pkg.cy_test.TEST; assert not pkg.cy_test.__file__.rstrip('oc').endswith('.py'), pkg.cy_test.__file__"
PYTHON -c "import pkg.sub.cy_test; assert pkg.sub.cy_test.TEST == 'pkg.sub.cy_test', pkg.sub.cy_test.TEST; assert not pkg.sub.cy_test.__file__.rstrip('oc').endswith('.py'), pkg.cy_test.__file__"
'''
######## cy_test.py ########
TEST = 'cy_test'
######## pkg/__init__.py ########
######## pkg/cy_test.py ########
TEST = 'pkg.cy_test'
######## pkg/sub/__init__.py ########
######## pkg/sub/cy_test.py ########
# cython: language_level=3
TEST = 'pkg.sub.cy_test'
ustring = 'abc'
assert isinstance(ustring, unicode)