human
Complete the below
@requires_application()
def test_close_keys():

    ''''Test close keys'
    '''

What is a the Python program you requested?
assistant
#Here is the Python program you requested.
    c = Canvas(keys='interactive')
    x = list()
    @c.events.close.connect
    def closer(event):
        x.append('done')
    c.events.key_press(key=keys.ESCAPE, text='', modifiers=[])
    assert_equal(len(x), 1)
    c.app.process_events()