UI.py

from tkinter import Tk, Label, Button
import android

class AlphaGUI:
    def __init__(self, master):
        self.master = master
        master.title("Alpha")
        master.color = 'black'

        self.label = Label(master, text="Root screen")
        self.label.pack()

        self.greet_button = Button(master, text="Test", command=self.greet)
        self.greet_button.pack()

        self.close_button = Button(master, text="Close", command=master.quit)
        self.close_button.pack()

    def greet(self):
        print("Works!")

#droid = android.Android()
#droid.dialogCreateAlert('gaaaah')
#droid.dialogShow()
root = Tk()
my_gui = AlphaGUI(root)
root.mainloop()