arraydata2xls/array2xls/__init__.py

import tkinter as tk
import pandas # just for pyinstaller

from . import gui

__version__ = '0.0.1'

def run():
    root = tk.Tk()
    app = gui.Application(master=root)
    app.mainloop()
    try:
        root.destroy()
    except tk.TclError:
        pass

if __name__ == '__main__':
    run()