[Python] Tkinter UI hanged when pulling data from API and displaying it on Canvas

I wrote code which using API get ISS current position( latitude and longitude) which being displayed on Canvas. for that i used after function to repeat process after every 1 sec. however UI got hanged after certain time. please let me know how to solve issue. refer below code

from tkinter import *
import requests


def position():

data = requests.get(url="http://api.open-notify.org/iss-now.json")
data.raise_for_status()
data = data.json()
lat = data["iss_position"]["latitude"]
long = data["iss_position"]["longitude"]
my_canvas.itemconfig(my_text, text=f"latitude = {lat}\nlongitude = {long}")
window.after(1000, position)


window = Tk()
window.title("ISS Position")
window.config(padx=50, pady=50)
window.minsize(300, 300)
my_canvas = Canvas(height=300, width=300, highlightthickness=0)
my_canvas.grid(column=0, row=0, padx=10, columnspan=2)
my_text = my_canvas.create_text(150, 150, text="ISS POSITION", font=("arial", 16, "bold"))

my_button = Button(text="Enter", command=position, font=("arial", 16, "bold"))
my_button.grid(column=0, row=1, columnspan=2)

window.mainloop()


want ISS position after every 1 second

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