Stream output

Pass callbacks to receive output while the command runs:

Background processes

background=True returns a handle at once. The process keeps running after your script exits, for as long as the sandbox lives; reconnect to it by PID from anywhere.

Write to stdin

stdin.py

Terminals (PTY)

A PTY gives you a real terminal: colours, line editing and full-screen programs.
pty.py
From the terminal, anona-compute connect opens an interactive login shell in the sandbox over the same channel, with no SSH server involved:
To watch a terminal in a browser instead, see Live view.