PYTHON setup.py build_ext --inplace

PYTHON -c "import ttt"

######## setup.py ########

from Cython.Build.Dependencies import cythonize

from distutils.core import setup

setup(

  ext_modules = cythonize("*.pyx"),

)

######## tt.pxd ########

from cpython.array cimport array

cdef class Foo:

    cdef array obj

######## tt.pyx ########

cdef class Foo:

    def __init__(self, data):

        self.obj = data

######## ttt.pyx ########

from array import array

from cpython.array cimport array

from tt cimport Foo

cdef array a = array('i', [1,2,3])

cdef Foo x

print a.data.as_ints[0]

x = Foo(a)

print x.obj.data.as_ints[0]