python实例 - 猜数字游戏

import random

history = {}

def creat_answer():
    return random.randint(0, 1024)

def try_to_guess(name, answer):
    # 猜数的次数
    try_num = 0
    while try_num < 10:
        guess_answer = int(input("请输入一个数字："))
        if guess_answer < answer:
            print("你猜小了~")
            history[name].append('失败')

        elif guess_answer == answer:
            print("bingo，你猜对了~")
            history[name].append('成功')
            break
        else:
            print("你猜大了~")
            history[name].append('失败')
        try_num += 1
    else:
        print("你猜的次数太多啦，失败~")
        history[name].append('失败')

# 显示历史成绩
def show_history():
    for name, score in history.items():
        print('用户名：',name + '，历史成绩', score)

# 开始游戏
def start():
    guess_name = input("请输入你的名字：")
    # 检查用户名是否存在，不存在则创建
    if guess_name not in history.keys():
        history[guess_name] = []

    try_to_guess(guess_name, creat_answer())

if __name__ == '__main__':
    select_dict = {'1': show_history, '2': start, '3': exit}
    while True:
        guess_select = input('1. 历史记录n2. 开始游戏n3. 退出游戏n请输入数字选择：')
        select_dict.get(guess_select)()

import random
import math

history = {}

def input_guess(start, end):
    ''' 判断用户输入的字符，不符合则提示用户重新输入，符合则返回这个字符 '''
    guess = int(input('请输入{}~{}之间，猜测的数字：'.format(start, end)))
    if guess >= start and guess <= end:
        return guess
    else:
        print('输入非法数字，重新输入，请确定数字在{}~{}之间'.format(start, end))

def try_to_guess(name):
    # 定义猜测次数
    try_num = 0
    # 定义数字范围，并转成整型
    start, end = input("请输入猜测数字的范围（用,分隔)：").split(',')
    start, end = int(start), int(end)
    # 随机答案
    answer = random.randrange(start, end+1)
    # 规定次数，并转为整数
    times = math.log2(start + end)
    times = math.floor(times)
    print('请在{}次内猜测正确数字'.format(times))

    # 判断语句，当猜测次数小于规定次数，则循环
    while try_num < times:
        guess_answer = input_guess(start, end)
        if guess_answer < answer:
            print("你猜小了~")
            history[name].append('失败')
        elif guess_answer == answer:
            print("bingo，你猜对了~")
            history[name].append('成功')
            break
        else:
            print("你猜大了~")
            history[name].append('失败')
        try_num += 1
    else:
        print("你猜的次数太多啦，失败~")
        history[name].append('失败')

def show_history():
    for name, score in history.items():
        print('用户名：',name + '，历史成绩', score)

def start():
    guess_name = input("请输入你的名字：")
    # 检查用户名是否存在，不存在则创建
    if guess_name not in history.keys():
        history[guess_name] = []
    try_to_guess(guess_name)

if __name__ == '__main__':
    select_dict = {'1': show_history, '2': start, '3': exit}
    while True:
        guess_select = input('1. 历史记录n2. 开始游戏n3. 退出游戏n请输入数字选择：')
        select_dict.get(guess_select)()