from tkinter import *
root= tk()

label1 = Label(root, text="Search")
E1 = Entry(root, bd=5)

label2 = Labe2(root, text="Tamaño Muestra")
E2 = Entry(root, bd=5)

submit = Button(root, text="Submit", command=getData)

label1.pack()
E1.pack()

label2.pack()
E2.pack()

submit.pack(side=BOTTOM)

root.mainloop()