from tkinter import *
import random
root = Tk()
root.geometry("700x300")
root.resizable(0, 0)
root.config(bg="#103030")
root.title("Gerar código gera um PIN")

titulo = Label(
        text="Gerar código gera um PIN", font=("Arial", 28, "bold"), bg="#103030", fg="#49e3e3")
titulo.place(relx=0.15, rely=0.05)
def limpar():
    resultado_texto.config(text="")

def app():
        while True:
            pin = f"{random.randint(0, 9999):04d}"
            if max(pin.count(d) for d in pin) < 3:
                break

        resultado_texto.config(text=pin)

but1 = Button(
    text="Gerar",
    bd=2,
    bg='#107db2',
    fg='white',
    font=('verdana', 12, 'bold'),
    command=app
)
but1.place(relx=0.1, rely=0.3, relwidth=0.25, relheight=0.15)

but_limpar = Button(
    text="Limpar",
    bd=2,
    bg='#107db2',
    fg='white',
    font=('verdana', 12, 'bold'),
    command=limpar
)
but_limpar.place(relx=0.4, rely=0.3, relwidth=0.25, relheight=0.15)

but_sair = Button(
    text="Sair",
    bd=2,
    bg='#107db2',
    fg='white',
    font=('verdana', 12, 'bold'),
    command=root.destroy
)
but_sair.place(relx=0.7, rely=0.3, relwidth=0.25, relheight=0.15)

resultado_texto = Label(
    text="",
    font=("Arial", 12, "bold"),
    bg="#cfe2f3"
)
resultado_texto.place(relx=0.05, rely=0.6, relwidth=0.9, relheight=0.3)

root.mainloop()