import pika

def callback(ch, method, properties, body):
    print(" [x] Врач 2 принимает пациента '{}'".format(body.decode()))

def consume_messages():
    connection = pika.BlockingConnection(pika.ConnectionParameters(
        host='localhost',  # RabbitMQ server hostname
        port=5672,  # RabbitMQ server port
        credentials=pika.PlainCredentials('guest', 'guest')  # credentials
    ))
    channel = connection.channel()
    channel.queue_declare(queue='example_queue')
    channel.basic_consume(queue='example_queue', on_message_callback=callback, auto_ack=True)
    print(' Врач 2 ожидает пациента')
    try:
        channel.start_consuming()
    except KeyboardInterrupt:
        print('Врач 2 прекращает прием')
        channel.stop_consuming()
        connection.close()

if __name__ == '__main__':
    consume_messages()