This commit is contained in:
zefirova.am 2023-11-17 01:16:33 +03:00
parent 8c988eeefd
commit 80c8c54b61
1 changed files with 18 additions and 7 deletions

View File

@ -1,18 +1,29 @@
import cmd
import threading
from queue import Queue
from queue import Empty, Queue
from equipment.turtle_device import TurtleDevice
class TurtleDeviceThread(threading.Thread):
# TODO(Homework 4)
def __init__(self):
super().__init__()
self.device = TurtleDevice()
self.queue = Queue()
def run(self):
while True:
try:
item = self.queue.get()
except self.queue.Empty:
continue
else:
if (item == 'exit'):
break
self.device.execute(item[0], item[1:])
self.queue.task_done()
class NoBlockingTurtleShell(cmd.Cmd):
intro = 'Welcome to the turtle shell. Type help or ? to list commands.\n'
@ -20,16 +31,16 @@ class NoBlockingTurtleShell(cmd.Cmd):
file = None
def __init__(self, turtle_thread: TurtleDeviceThread):
pass # TODO(Homework 4)
self.turtle_thread = TurtleDeviceThread()
def do_execute(self, arg):
pass # TODO(Homework 4)
self.turtle_thread.queue.put(arg)
def do_exit(self, arg):
pass # TODO(Homework 4)
self.turtle_thread.queue.put('exit')
if __name__ == '__main__':
turtle_thread = TurtleDeviceThread()
# TODO(Homework 4: Correct start thread)
turtle_thread.start()
NoBlockingTurtleShell(turtle_thread).cmdloop()