import urllib
import urllib.request as url
from tkinter import *

master = Tk()
master.geometry("250x50")
master.resizable(False, False)
master.config(bg="#4b4b4b")
master.overrideredirect(True)
master.wm_geometry("-0-40")

connectStatus = Label(bg="yellow", fg="#fff", width=28, height=2, text="Pending", font="Bahnscrift 10")
connectStatus.place(x=10,y=8)

def runRefresh():
    print("Checking")
    connectStatus.config(bg="yellow", fg="#fff", width=28, height=2, text="Pending", font="Bahnscrift 10")
    attemptConnect()

def attemptConnect():
    try:
        ping = url.urlopen("https://stackoverflow.com", timeout=1)
        connectStatus.config(text="Connected", font="Bahnscrift 10", bg="green")
        return True

    except urllib.error.URLError:
        connectStatus.config(text="Not Connected", bg="#ff4d4d", font="Bahnscrift 10")
        return False

master.after(1000, runRefresh)
master.mainloop()