函数内的函数不能在函数外调用

Question

我在Player类中有两个名为Play1（）和play2（）的函数，它们都调用位于同一函数下的函数。当我尝试使用“ Player.Play1（）”从类外部调用它们时，计算机找不到函数play1（）或play2（）。为什么在播放器下找不到“ play1（）”？

完整代码：

import random
from time import *


class Colors:
    HEADER = '\033[95m'
    OKBLUE = '\033[94m'
    OKGREEN = '\033[92m'
    YELLOW = '\033[93m'
    RED = '\033[91m'
    ENDC = '\033[0m'
    BOLD = '\033[1m'
    UNDERLINE = '\033[4m'


class Player:
    r = random
    coins = 100
    health = 100
    p = 3 #potions.

    def __init__(self):
        random.seed()
        print("init instance variables here")

        def hk1():
            print("Du sprang iväg")

        def hk2():
            print("Du sprang iväg")
            sleep(3)
            print("men du trillar och slår i knät: -20 HP")
            self.health = self.health - 20
            print("Your health is: " + str(self.health), " HP")

        def hkf1():
            if hakan.health <= 0:
                hakan.health = 100
                print("Du besegrade håkan")
                print("Du tar hans droger och säljer det själv till Eleverna: +150 coins")
                print("Your health is ", str(self.health), " HP")
                self.coins = self.coins + 150
                print("You have: ", str(self.coins), " coins")
            else:
                print("Du slår Håkan och gör -25 HP skada på honom.")
                print("Your health is ", str(self.health), " HP")
                print("You have: ", str(self.coins), " coins")
                print("Håkan har ", hakan.health, "left")

        def hkf2():
            print("Håkan besegrade dig: -50 HP")
            print("Your health is ", str(self.health), " HP")
            print("You have: ", str(self.coins), " coins")
            self.coins = self.coins + 150

        def play1():
            choice = random.choice(['flee', 'fall'])
            if choice == 'flee':
                hk1()
            elif choice == 'fall':
                hk2()

        def play2():
            choice = random.choice(['win', 'lose'])
            if choice == 'win':
                hkf1()
            elif choice == "lose":
                hkf2()

    def report_status(self):
        status_message = "Your health is %s, \nCoins left %s" % (self.health, self.coins)
        return status_message


william = Player()
hakan = Player()


def buypotion():
    if william.coins < 0:
        print("You can't afford a potion")
    else:
        william.coins = william.coins - 25
        william.p = Player.p + 1
        print("You bought a potion for 25 coins")
        print("You have ", william.coins, " coins left")
        print("you have ", william.p, " potions")
        print("Your health is now ", str(william.health), " HP")


def drinkpotion():
    if Player.p == 0:
        print("You can't drink any potions.")
        print("You have zero potions left!")
        print("Your health is ", str(william.health), " HP")
    elif william.health >= 250:
        print("Your health is already maxed out. You can't drink a potion.")
        print("you have ", str(william.p), " potions")
        print("Your health is ", str(william.health), " HP")
    else:
        william.health = william.health + 20
        william.p = william.p - 1
        print("you have ", william.p, " potions")
        print("Your health is ", str(william.health), " HP")


def quests():
    quest = input("Choose from quest: 1, 2 or 3 ")
    if quest == "1" or quest == "option 1" or quest == "opt 1":
        quest1()
    elif quest == "2" or quest == "option 2" or quest == "opt 2":
        print(Colors.RED + "ERROR: ERROR: ERROR:" + Colors.ENDC)
        print(Colors.YELLOW + "Quest 2 is not yet added" + Colors.ENDC)
    elif quest == "3" or quest == "option 3" or quest == "opt 3":
        print(Colors.RED + "ERROR: ERROR: ERROR" + Colors.ENDC)
        print(Colors.YELLOW + "Quest 3 is not yet added" + Colors.ENDC)


def quest1():
    print("Du vandrar runt på Rudbeck när du ser Håkan, din samhällslärare, i ett mörkt hörn")
    print("Du väljer att gå närmare för att investigera.")
    print("Håkan står och säljer knark till eleverna.")
    while hakan.health > 0 or william.health > 0 or hk != "Spring" or hk != "spring":
        hk = input("Vad gör du? Spring: Slåss:")
        if hk == "Spring" or hk == "spring":
            Player.play1()
        if hk == "slåss" or hk == "Slåss" or hk == "s":
            Player.play2()


print("Welcome to a poorly made text-based game:")
print("you have ", william.p, " potions")
print("Your health is ", str(william.health), " HP")
print("You have: ", str(william.coins), " coins")

while True:
    print("Commands: add, drink, coins, sleep, quest")
    a = input("Enter a command: ")
    if a == "add" or a == "Add" or a == "buy" or a == "Buy":
        buypotion()
    if a == "drink":
        drinkpotion()
    if a == "quest":
        quests()