Calcular Distância entre dois pontos (usando Tkinter)

from tkinter import *
root = Tk()
root.title("Calcular Distância entre dois pontos")
root.geometry("400x400")
root.resizable(0,0)
root.config(bg="#d9ead3")

def app():
    p1x = ponto1x.get()
    p1y = ponto1y.get()
    p2x = ponto2x.get()
    p2y = ponto2y.get()
    dx = p2x - p1x
    x = pow(dx,2)
    dy = p2y - p1y
    y = pow(dy, 2)
    t = x + y
    distancia = pow(t,0.5)
    darr = round(distancia,2)
    mensagem =f'A distância entre dois pontos é de {darr}.'
    resultado.set(mensagem)



def limpar():
    ponto1x_entrada.delete(0, END)
    ponto1y_entrada.delete(0, END)
    ponto2x_entrada.delete(0, END)
    ponto2y_entrada.delete(0, END)
custo_inicial = Label(text="Calcular Distância entre dois pontos ",bg="#d9ead3",fg="#0b5394",
               font=("Arial","15","bold"))
custo_inicial.place(relx=0.06,rely=0.05)
x_texto = Label(text="X",bg="#d9ead3",fg="#0b5394",
               font=("Arial","13","bold"))
x_texto.place(relx=0.4,rely=0.2)
Y_texto = Label(text="Y",bg="#d9ead3",fg="#0b5394",font=("Arial","13","bold"))
Y_texto.place(relx=0.7,rely=0.2)
ponto1_texto = Label(text="Ponto 1",bg="#d9ead3",fg="#0b5394",font=("Arial","13","bold"))
ponto1_texto.place(relx=0.05,rely=0.35)

ponto2_texto = Label(text="Ponto 2",bg="#d9ead3",fg="#0b5394",font=("Arial","13","bold"))
ponto2_texto.place(relx=0.05,rely=0.5)


ponto1x = DoubleVar()
ponto1x_entrada= Entry(textvariable=ponto1x,
                            font=("Arial","12","bold"),
                     bg="white",fg="blue",justify='center')
ponto1x_entrada.place(relx=0.33,rely=0.35,relwidth=0.2)

ponto1y = DoubleVar()
ponto1y_entrada= Entry(textvariable=ponto1y,
                            font=("Arial","12","bold"),
                     bg="white",fg="blue",justify='center')
ponto1y_entrada.place(relx=0.65,rely=0.35,relwidth=0.2)

ponto2x = DoubleVar()
ponto2x_entrada= Entry(textvariable=ponto2x,
                            font=("Arial","12","bold"),
                     bg="white",fg="blue",justify='center')
ponto2x_entrada.place(relx=0.33,rely=0.5,relwidth=0.2)

ponto2y = DoubleVar()
ponto2y_entrada= Entry(textvariable=ponto2y,
                            font=("Arial","12","bold"),
                     bg="white",fg="blue",justify='center')
ponto2y_entrada.place(relx=0.65,rely=0.5,relwidth=0.2)

#
but1 = Button( text="Calcular", bd=2, bg='#107db2', fg='white',
              font=('verdana', 12, 'bold'),command=app)
but1.place(relx=0.3, rely=0.6, relwidth=0.2, relheight=0.1)
#
but_limpar = Button( text="Limpar", bd=2, bg='#107db2', fg='white',
              font=('verdana', 12, 'bold'),command=limpar)
but_limpar.place(relx=0.55, rely=0.6, relwidth=0.2, relheight=0.1)

resultado = StringVar()
resulatdoresultado =Label(textvariable=resultado,
                          font=("Arial",12,"bold"),bg="#f0f8ff")
resulatdoresultado.place(relx=0.05,rely=0.85,relwidth=0.9)
root.mainloop()
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Calcular Distância entre dois pontos (usando Tkinter)
