base code of stage 1 and 2 of sysengquiz3

shell-multiple-choice-quiz.py

import urwid, random, re, time

blank = urwid.Divider()
palette = [
    ('body','light gray','black', 'standout'),
    ('reverse','light gray','black'),
    ('header','white','dark red', 'bold'),
    ('important','dark red','black',('standout','underline')),
    ('editfc','white', 'dark blue', 'bold'),
    ('editbx','light gray', 'dark blue'),
    ('editcp','black','light gray', 'standout'),
    ('bright','dark gray','light gray', ('bold','standout')),
    ('buttn','white','black'),
    ('buttnf','dark red','dark gray','bold'),
    ]


def stage1():
    text_header = "hello hello.."
    listbox_content = [
        blank,
        urwid.Padding(urwid.Text(text_header), left=2, right=2, min_width=20),
        blank,
    ]
    status = urwid.Text("")
    questions = [
        ("Question 1",
            ["answer 1",
            "answer 2",
            "answer 3",
            "answer 4",]),
        ("Question 2",
            ["answer 1",
            "answer 2",
            "answer 3",
            "answer 4",]),
        ("Question 3", 
            ["answer 1",
            "answer 2",
            "answer 3",
            "answer 4",]),
        ("Question 4",
            ["answer 1",
            "answer 2",
            "answer 3",
            "answer 4",]),
    ]
    solution = 0
    for i,j in [(0,3),(1,1),(2,2),(3,2),(3,3)]:
        solution += hash(questions[i][1][j])


    def handler(checkbox, new_state, index):
        fails1 = ["keep trying",
            "no, still not correct",
            "there are still errors in there",]
        fails2 = [
            "hint: try ctrl-d",
            "at least you know how to navigate around",
            ]

        handler.checked[hash(checkbox.get_label())] = not checkbox.get_state()
        handler.seen_indexes.add(index)
        if len(handler.seen_indexes) != len(questions):
            return
        if sum([k for k,v in handler.checked.items() if v == True]) == solution:
            status.set_text("yay!")
            time.sleep(0.5)
            raise urwid.ExitMainLoop()
        handler.fails += 1
        if handler.fails < 9:
            status.set_text(random.choice(fails1))
        else:
            status.set_text(random.choice(fails2))
    handler.fails = 0
    handler.checked = dict()
    handler.seen_indexes = set()

    index = 1
    for left_right in [questions[i:i+2] for i in range(0, len(questions), 2)]:
        if len(left_right) == 2:
            left,right = left_right
        else:
            left,right = left_right,None

        cols = []
        for question, answers in [left, right]:
            cols.append(urwid.Padding(
                urwid.Pile([urwid.Text(('important', question)), blank] +
                [urwid.AttrWrap(urwid.CheckBox(txt, on_state_change=handler, user_data=index),'buttn','buttnf') for txt in answers]),
            left=4, right=3, min_width=7))
            index += 1
        listbox_content += [urwid.AttrWrap(urwid.Columns(cols), 'body'), blank]


    listbox_content.append(urwid.Padding(status, left=2, right=2, min_width=20))

    listbox = urwid.ListBox(urwid.SimpleListWalker(listbox_content))
    frame = urwid.Frame(urwid.AttrWrap(listbox, 'body'))
    urwid.MainLoop(frame, palette).run()

def stage2():
    text_header = "hello hello..."
    q1 = "Question 1"
    q2 = "Question 3"
    q3 = "Question 3"
    q4 = "Question 4"

    (e1,e2,e3,e4) = (urwid.Edit("", ""),urwid.Edit("", ""),urwid.Edit("", ""),urwid.Edit("", ""))
    fields = ["","","",""]
    status = urwid.Text("")
    def input_change(widget, text):
        text = text.strip().lower()
        text = "".join(re.findall("([a-z0-9]+)", text))
        if widget == e1:
            fields[0] = text
        elif widget == e2:
            fields[1] = text
        elif widget == e3:
            fields[2] = text
        elif widget == e4:
            fields[3] = text
        if hash("".join(fields)) == 9026828681774512230:
            raise urwid.ExitMainLoop()
        # status.set_text(str(hash("".join(fields))))

    listbox_content = [
        blank,
        urwid.Padding(urwid.Text(text_header), left=2, right=2, min_width=20),
        blank,
        urwid.AttrWrap(urwid.Columns([
            urwid.Pile([
                urwid.Padding(
                    urwid.Pile([urwid.Text((q2)),blank,urwid.AttrWrap(e2,'editbx', 'editfc'),]),
                left=4, right=3, min_width=7),
                urwid.Divider(),
                urwid.Padding(
                    urwid.Pile([urwid.Text((q1)),blank,urwid.AttrWrap(e1,'editbx', 'editfc'),]),
                left=4, right=3, min_width=7),
            ]),
            urwid.Pile([
                urwid.Padding(
                    urwid.Pile([urwid.Text((q3)),blank,urwid.AttrWrap(e3,'editbx', 'editfc'),]),
                    left=4, right=3, min_width=7),
                urwid.Divider(),
                urwid.Padding(
                    urwid.Pile([urwid.Text((q4)),blank,urwid.AttrWrap(e4,'editbx', 'editfc'),]),
                left=4, right=3, min_width=7),
            ]),
        ]), 'body'),
        urwid.Divider(),
        urwid.Padding(status, left=2, right=2, min_width=20)
    ]
    listbox = urwid.ListBox(urwid.SimpleListWalker(listbox_content))
    frame = urwid.Frame(urwid.AttrWrap(listbox, 'body'))
    for i in [e1,e2,e3,e4]:
        urwid.connect_signal(i, 'change', input_change)

    urwid.MainLoop(frame, palette).run()

if __name__ == '__main__':
    try:
        stage1()
        stage2()
    except KeyboardInterrupt:
        pass