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import urwid
def question():
return urwid.Pile([urwid.Edit(('I say', u"What is your name?\n"))])
def answer(name):
return urwid.Text(('I say', u"Nice to meet you, " + name + "\n"))
class ConversationListBox(urwid.ListBox):
def __init__(self):
body = urwid.SimpleFocusListWalker([question()])
super(ConversationListBox, self).__init__(body)
def keypress(self, size, key):
key = super(ConversationListBox, self).keypress(size, key)
if key != 'enter':
return key
name = self.focus[0].edit_text
if not name:
raise urwid.ExitMainLoop()
# replace or add response
self.focus.contents[1:] = [(answer(name), self.focus.options())]
pos = self.focus_position
# add a new question
self.body.insert(pos + 1, question())
self.focus_position = pos + 1
palette = [('I say', 'default,bold', 'default'),]
urwid.MainLoop(ConversationListBox(), palette).run()
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