add script for gcd game, add draft of the gcd game, add constant for gcd game

Author: bazarovstas

brain_games/constants.py

@@ -9,6 +9,9 @@
 CALC_GAME_INTRODUCTION = [
     'What is the result of the expression?'
 ]
+GCD_GAME_INTRODUCTION = [
+    'Find the greatest common divisor of given numbers.'
+]
 
 
 GAMES_TO_WIN = 3

brain_games/game_engine.py

@@ -2,7 +2,7 @@
 import brain_games.constants as const
 
 
-def game_engine(get_question_and_answer: callable, introduction):
+def game_engine(get_question_and_answer, introduction):
     username = prompt.string(''.join(const.GREETING))
 
     print(f'Hello, {username}!')

brain_games/games/gcd.py

@@ -0,0 +1,21 @@
+import random
+
+from brain_games.game_engine import game_engine
+from brain_games.constants import GCD_GAME_INTRODUCTION
+
+
+def get_greatest_common_divisor(num1, num2):
+    while num2:
+        num1, num2 = num2, num1 % num2
+    return num1
+
+
+def get_random_numbers_and_answer():
+    num1, num2 = random.randint(1, 101), random.randint(1, 101)
+    question = f' {num1} {num2}'
+    answer = str(get_greatest_common_divisor(num1, num2))
+    return question, answer
+
+
+def gcd_game():
+    game_engine(get_random_numbers_and_answer, GCD_GAME_INTRODUCTION)

brain_games/scripts/brain_gcd.py

@@ -0,0 +1,11 @@
+#!/usr/bin/env python3
+
+from brain_games.games.gcd import gcd_game
+
+
+def main():
+    gcd_game()
+
+
+if __name__ == '__main__':
+    main()

pyproject.toml

@@ -16,6 +16,7 @@ prompt = "^0.4.1"
 brain-games = "brain_games.scripts.brain_games:main"
 brain-even = "brain_games.scripts.brain_even:main"
 brain-calc = "brain_games.scripts.brain_calc:main"
+brain-gcd = "brain_games.scripts.brain_gcd:main"
 
 [tool.poetry.group.dev.dependencies]
 flake8 = "^7.1.1"