import sys
from PyQt5 import QtWidgets
import getstats
username='uname'
password='pword'
import telnetlib
HOST = '192.168.0.5'


class Window(QtWidgets.QWidget):

    def __init__(self):
        super().__init__()

        self.init_ui()

    def init_ui(self):
        self.b = QtWidgets.QPushButton('Connect')
        self.l = QtWidgets.QLabel('Not connected')

        h_box = QtWidgets.QHBoxLayout()
        h_box.addStretch()
        h_box.addWidget(self.l)
        h_box.addStretch()

        v_box = QtWidgets.QVBoxLayout()
        v_box.addWidget(self.b)
        v_box.addLayout(h_box)

        self.setLayout(v_box)
        self.setWindowTitle('PyQt5 Lesson 5')

        self.b.clicked.connect(self.btn_click)

        self.show()

    def btn_click(self):
        self.l.setText('connecting')
        tn_connect()

def tn_connect():
    telnet = telnetlib.Telnet(HOST)
    telnet.read_until(b"Password:")
    telnet.write((password + "n").encode('ascii'))
    telnet.write(("exitn").encode('ascii'))
    telnet_out = str(telnet.read_all())
    print(telnet_out)
    a_window.l.setText('connected')



app = QtWidgets.QApplication(sys.argv)
a_window = Window()
sys.exit(app.exec_())