import customtkinter
import tkinter.ttk as ttk

app = customtkinter.CTk()
app.geometry("400x600")

p1 = customtkinter.CTkProgressBar(app)
p1.pack(pady=20)
p2 = ttk.Progressbar(app)
p2.pack(pady=20)

s1 = customtkinter.CTkSlider(app, command=p1.set)
s1.pack(pady=20)


def switch_func():
    if sw1.get() == 1:
        p1.configure(mode="indeterminate")
        p2.configure(mode="indeterminate")
    else:
        p1.configure(mode="determinate")
        p2.configure(mode="determinate")

def start():
    p1.start()
    p2.start()

def stop():
    p1.stop()
    p2.stop()

def step():
    p1.step()
    p2.step(10)


sw1 = customtkinter.CTkSwitch(app, text="intermediate mode", command=switch_func)
sw1.pack(pady=20)

b1 = customtkinter.CTkButton(app, text="start", command=start)
b1.pack(pady=20)
b2 = customtkinter.CTkButton(app, text="stop", command=stop)
b2.pack(pady=20)
b3 = customtkinter.CTkButton(app, text="step", command=step)
b3.pack(pady=20)

app.mainloop()