Class Netchannels.output_commandSource

Runs the command with /bin/sh, and data written to the channel is * piped to stdin of the command. * * The method pos_out returns the number of written octets. * * When close_out is invoked, the subprocess is waited for. If the * process exits with code 0, the method returns normally. Otherwise, * the exception Command_failure is raised. (The channel is closed * even if this exception is raised.) * *

• parameter onclose

  this function is called when the close_out method is * invoked, just after the underlying descriptor has been closed.