def is_connected ( self ) : try : return self . socket is not None and self . socket . getsockname ( ) [ 1 ] != 0 and BaseTransport . is_connected ( self ) except socket . error : return False
python detect if self networking is alive
Return true if the socket managed by this connection is connected
def is_connected(self):
        """
        Return true if the socket managed by this connection is connected

        :rtype: bool
        """
        try:
            return self.socket is not None and self.socket.getsockname()[1] != 0 and BaseTransport.is_connected(self)
        except socket.error:
            return False