{
"cells": [
{
"cell_type": "code",
"execution_count": 19,
"id": "d3da0422",
"metadata": {},
"outputs": [],
"source": [
"import random\n",
"\n",
"from transitions import State, Machine"
]
},
{
"cell_type": "code",
"execution_count": 20,
"id": "07cfb740",
"metadata": {},
"outputs": [],
"source": [
"class MathQuizFSM(object):\n",
" states = [\n",
" 'quiz_start', \n",
" 'quiz_question', \n",
" 'quiz_end'\n",
" ]\n",
"\n",
" transitions = [\n",
" ['ask_second_question', 'quiz_start', 'quiz_question'],\n",
" ['ask_next_question', 'quiz_question', 'quiz_question'],\n",
" ['exit', 'quiz_start', 'quiz_end'],\n",
" ['exit', 'quiz_question', 'quiz_end'],\n",
" ]\n",
" \n",
" \n",
" def __init__(self):\n",
" # Instantiate the FSM\n",
" self.machine = Machine(model=self, states=MathQuizFSM.states, transitions=MathQuizFSM.transitions,initial='quiz_start')\n",
"\n",
" # Instantiate variables necessary for tracking activity\n",
" self.question_nums = [2, 3]\n",
" self.correct_answer = 5\n",
" self.student_answer = 0\n",
" self.is_correct_answer = False\n",
" self.response_text = \"What is 2 + 3?\"\n",
"\n",
" # Define transitions\n",
"# self.machine.add_transition('ask_second_question', 'quiz_start', 'quiz_question')\n",
"# self.machine.add_transition('ask_next_question', 'quiz_question', 'quiz_question')\n",
"# self.machine.add_transition('exit', 'quiz_start', 'quiz_end')\n",
"# self.machine.add_transition('exit', 'quiz_question', 'quiz_end')\n",
"\n",
" # Define functions to run on transitions\n",
" self.machine.on_enter_quiz_question('generate_math_problem')\n",
" self.machine.on_exit_quiz_question('validate_answer')\n",
"\n",
" def validate_answer(self):\n",
" if self.student_answer == 'exit':\n",
" self.machine.set_state('quiz_end')\n",
" return [\"Come back any time!\"]\n",
" elif self.correct_answer == self.student_answer:\n",
" self.machine.set_state('quiz_question')\n",
" self.generate_math_problem()\n",
" return ['Great job!', self.response_text]\n",
" else:\n",
" return [\"That's not quite right. Try again.\",self.response_text]\n",
" \n",
" def generate_math_problem(self):\n",
" self.question_nums = random.sample(range(1,100),2)\n",
" self.response_text = f\"What is {self.question_nums[0]} + {self.question_nums[1]}\"\n",
" self.correct_answer = self.question_nums[0] + self.question_nums[1]\n"
]
},
{
"cell_type": "code",
"execution_count": 21,
"id": "ebdf92ae",
"metadata": {},
"outputs": [],
"source": [
"test = MathQuizFSM()"
]
},
{
"cell_type": "code",
"execution_count": 22,
"id": "92024fcc",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"'quiz_start'"
]
},
"execution_count": 22,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Set as `quiz_start` due to the initial setting in Line 10\n",
"test.state"
]
},
{
"cell_type": "code",
"execution_count": 23,
"id": "fd1ba433",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"['quiz_start', 'quiz_question', 'quiz_end']"
]
},
"execution_count": 23,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Available states for the quiz module\n",
"test.states"
]
},
{
"cell_type": "code",
"execution_count": 24,
"id": "bb190089",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"What is 2 + 3?\n",
"Initial Correct Answer: 5\n",
"Initial Student Answer: 0\n"
]
}
],
"source": [
"# When the FSM is created, it comes with a default question/answer pair loaded\n",
"print(test.response_text)\n",
"print(f\"Initial Correct Answer: {test.correct_answer}\")\n",
"print(f\"Initial Student Answer: {test.student_answer}\")"
]
},
{
"cell_type": "code",
"execution_count": 25,
"id": "3de7c4e0",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"[\"That's not quite right. Try again.\", 'What is 2 + 3?']"
]
},
"execution_count": 25,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Calling the validation fails because the answer is wrong. The state remains the same.\n",
"test.validate_answer()"
]
},
{
"cell_type": "code",
"execution_count": 26,
"id": "4935b470",
"metadata": {},
"outputs": [],
"source": [
"# The student tries again\n",
"test.student_answer = 5"
]
},
{
"cell_type": "code",
"execution_count": 27,
"id": "03722434",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"['Great job!', 'What is 58 + 89']"
]
},
"execution_count": 27,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Since the student answered correctly, MathQuizFSM generates a new math problem\n",
"test.validate_answer()"
]
},
{
"cell_type": "code",
"execution_count": 28,
"id": "d98a4d5b",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"'quiz_question'"
]
},
"execution_count": 28,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# It will repeatedly re-activate the same state\n",
"test.state"
]
},
{
"cell_type": "code",
"execution_count": 29,
"id": "76c8a5b2",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"[\"That's not quite right. Try again.\", 'What is 58 + 89']"
]
},
"execution_count": 29,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"test.validate_answer()"
]
},
{
"cell_type": "code",
"execution_count": 30,
"id": "ec0a7e6a",
"metadata": {},
"outputs": [],
"source": [
"test.student_answer = 128"
]
},
{
"cell_type": "code",
"execution_count": 31,
"id": "a093ff27",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"[\"That's not quite right. Try again.\", 'What is 58 + 89']"
]
},
"execution_count": 31,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"test.validate_answer()"
]
},
{
"cell_type": "code",
"execution_count": 32,
"id": "f992d34d",
"metadata": {},
"outputs": [],
"source": [
"test.student_answer = 'exit'"
]
},
{
"cell_type": "code",
"execution_count": 33,
"id": "28800a2b",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"['Come back any time!']"
]
},
"execution_count": 33,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"test.validate_answer()"
]
},
{
"cell_type": "code",
"execution_count": 34,
"id": "360ef774",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"'quiz_end'"
]
},
"execution_count": 34,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"test.state"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "3f0392ae",
"metadata": {},
"outputs": [],
"source": []
}
],
"metadata": {
"kernelspec": {
"display_name": "base",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.7"
},
"vscode": {
"interpreter": {
"hash": "32cf04bfac80a5e1e74e86fca42ae7f3079b15fa61041a60732bc19e88699268"
}
}
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"nbformat": 4,
"nbformat_minor": 5
}