1= '''
2Provide a shell used to send interactive commands to a zmq filter.
3
4The command assumes there is a running zmq or azmq filter acting as a
5ZMQ server.
6
7You can send a command to it, following the syntax:
8TARGET COMMAND [COMMAND_ARGS]
9
10* TARGET is the target filter identifier to send the command to
11* COMMAND is the name of the command sent to the filter
12* COMMAND_ARGS is the optional specification of command arguments
13
14See the zmq/azmq filters documentation for more details, and the
15zeromq documentation at:
16https://zeromq.org/
17'''