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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def send_command(self, command):
 """Send command to service via the command queue."""

        if self._pipe_commands:
            self._pipe_commands.send(command)
        else:
            if self.shutdown:
                # Stop delivering messages in shutdown.
                self.log.info(
                    "During shutdown no command queue pipe found for command\n%s",
                    str(command),
                )
            else:
                self.log.error(
                    "No command queue pipe found for command\n%s", str(command)
                )