def getReaders():
        """
        Return the list of file descriptors currently monitored for input
        events by the reactor.

        @return: the list of file descriptors monitored for input events.
        @rtype: C{list} of C{IReadDescriptor}
        """

        Return the list of file descriptors currently monitored for input
        events by the reactor.

        @return: the list of file descriptors monitored for input events.
        @rtype: C{list} of C{IReadDescriptor}
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/internet/interfaces.py