__doc__ = u"""

    >>> c = build()

    >>> c.method()

    Traceback (most recent call last):

    AssertionError: 1

"""

cdef enum Mode:

    a = 1

    b = 2

cdef class Curseur:

    cdef Mode mode

    def method(self):

        assert False, self.mode

def build():

    cdef Curseur c

    c = Curseur()

    c.mode = a

    return c