lbl = []

def open_url(url):
    webbrowser.open(url)

y = 0
for i in range(len(text)):
    lbl.append(Label(txt, text=text[i]['title'], fg='blue', cursor='hand2'))
    lbl[i].place(relx=0, rely=y)
    lbl[i].bind('<Button-1>', lambda e: open_url(text[i]['url']))
    y += 0.05

lbl = []

def open_url(url):
    webbrowser.open(url)

lbl1 = Label(txt, text=text[0]['title'])
lbl1.place(relx=0, rely=0)
lbl1.bind('<Button-1>', lambda e: open_url(text[0]['url']))

lbl2 = Label(txt, text=text[1]['title'])
lbl2.place(relx=0, rely=0.1)
lbl2.bind('<Button-1>', lambda e: open_url(text[1]['url']))