'Initialize.'

def __init__(self, reactor):

    self.reactor = reactor
    (self.i, self.o) = os.pipe()
    fdesc.setNonBlocking(self.i)
    fdesc._setCloseOnExec(self.i)
    fdesc.setNonBlocking(self.o)
    fdesc._setCloseOnExec(self.o)
    self.fileno = (lambda : self.i)
