play.py set temp and top_k

# ORIGINAL CODE
def play_aidungeon_2():

    console_print("AI Dungeon 2 will save and use your actions and game to continually improve AI Dungeon."
                  + " If you would like to disable this enter 'nosaving' for any action. This will also turn off the "
                  + "ability to save games.")

    upload_story = True

    print("\nInitializing AI Dungeon! (This might take a few minutes)\n")
    generator = GPT2Generator()

# NEW CODE
def play_aidungeon_2():

    console_print(
        "\nAI Dungeon 2 will save and use your actions and game to continually improve AI Dungeon."
        + " If you would like to disable this enter 'nosaving' for any action. This will also turn off the "
        + "ability to save games.\n"
    )

    upload_story = True

    # "temperature" dictates randomness. A low temperature means that the AI is
    #  more likely to go with the word that best fits the context, a high
    #  temperature makes the AI more random and it may chose surprising less fitting words
    # original 0.4
    temp = 0.2

    # lower top_k is a hard limit of "how many fitting words should I consider",
    #  i.e. lowering this value also limits the AI in creativity
    # original 40
    top_k = 20

    console_print("\nBefore we start, would you like to change the default temperature (" + str(temp) + ") and top_k (" + str(top_k) + ") value?\n")
    choice = input("1) Aeeyup!\n-) Press enter to skip\n>")

    if choice == "1":
        temp = float(input("New temperature: "))
        top_k = int(input("New top_k: "))

    print("\nInitializing AI Dungeon! (This might take a few minutes)\n")
    generator = GPT2Generator(60, temp, top_k, 0.9)