import subprocess
import os
class Terminal:

    def __init__(self):
        pass

    def execute(self, command):
        command = command.split()
        if "cd" in command:
            os.chdir(command[1])
            return ""
        return subprocess.check_output(command).decode()

print("Terminal Emulator")

term = Terminal()
while True:
    try:
        print(term.execute(input(f"{os.getcwd()}->")))
    except:
        print("Ошибка. Попробуйте далее")
        continue