# This is about all it requires to write a wish shell in Python!

import _tkinter

import os

tk = _tkinter.create(os.environ['DISPLAY'], 'wish', 'Tk', 1)

tk.call('update')

cmd = ''

while 1:

    if cmd: prompt = ''

    else: prompt = '% '

    try:

        line = raw_input(prompt)

    except EOFError:

        break

    cmd = cmd + (line + '\n')

    if tk.getboolean(tk.call('info', 'complete', cmd)):

        tk.record(line)

        try:

            result = tk.call('eval', cmd)

        except _tkinter.TclError, msg:

            print 'TclError:', msg

        else:

            if result: print result

        cmd = ''