'cleanup any unfinished streams'

def postModule(self):

    self.debug(('Unset    Read    Streams:    %s' % self.unsetReadStreams))
    self.debug(('Unset    Write    Streams:    %s' % self.unsetWriteStreams))
    while (len(self.openStreams) > 0):
        k = self.openStreams.keys()[0]
        self.__closeStream(k, 'POSSIBLY    INCOMPLETE')
