tkinter bind enter key in popup window code example
Example 1: enter key press bind tkinter
entry.bind('<Return>', func)
Example 2: how to bind enter key in tkinter
pythonCopyimport tkinter as tk
app = tk.Tk()
app.geometry("200x100")
def callback(event):
label["text"] = "You pressed Enter"
app.bind('<Return>', callback)
label = tk.Label(app, text="")
label.pack()
app.mainloop()