Simple RPG in PYTHON

#RPG
#User random to create attributes for your character and the computer's character
#Strength: 1 - 20
#Intelligence: 1 - 10
#Magic: 1 - 30
#Have the user choose Fight, Steal, or Magic
#The stronger character wins a fight
#The smarter character can steal from the other
#The more magical character can defeat the other
import os
import random

def print_header():
    print ("Welcome to the Labyrinth...prepare to die!")

def generate_stats():
    global user_strength
    global user_intelligence
    global user_magic
    global computer_strength
    global computer_intelligence
    global computer_magic

    #Generate user stats
    user_strength = random.randint(1, 20)
    user_intelligence = random.randint(1, 10)
    user_magic = random.randint(1, 30)

    #Generate computer stats
    computer_strength = random.randint(1, 20)
    computer_intelligence = random.randint(1, 10)
    computer_magic = random.randint(1, 30)

def print_fight_type(type):
    if type == "F":
        print ("""
    ___________ ____________
    |           )._______.-'
    `----------'
    You decide to fight with your knife...
    """)

    elif type == "S":
        print ("""
     {O-
    //\\===+-
     \\
      ))
     ||
     You decide to steal from this vagabond...
    """)

    elif type == "M":
        print ("""
           *
         *   *
       *  \\\\* / *
       * --.:. *
      *   * :\\\\ -
        .*  | \\\\
               \\\\
                \\\\
    You decide to use your magic to fight...
    """)

def print_fight_result(type):
    global user_health
    global computer_health

    if type == "F":

        if user_strength > computer_strength:
            print ("You win the fight!")
            computer_health -= 20
        else:
            print ("You fight well, but ultimately lose.")
            user_health -= 20

    elif type == "S":

        if user_intelligence > computer_intelligence:
            print ("You steal the Jewel of Power and weaken your enemy.")
            computer_health -= 10
        else:
            print ("You fail...and are lightly injured.")
            user_health -= 10

    elif type == "M":

        if user_magic > computer_magic:
            print ("You cast a spell and injure your enemy!")
            computer_health -= 30
        else:
            print ("Your enemy turns your spell against you...you feel undescribable pain!")
            user_health -= 30
    else:
        print ("That was not one of the choices.")

def print_stats():
    print ("")
    print ("User Stats")
    print ("Strength: " + str(user_strength))
    print ("Intelligence: " + str(user_intelligence))
    print ("Magic: " + str(user_magic))
    print ("Health: " + str(user_health))

    print("")

    print ("Computer Stats")
    print ("Strength: " + str(computer_strength))
    print ("Intelligence: " + str(computer_intelligence))
    print ("Magic: " + str(computer_magic))
    print ("Health: " + str(computer_health))
    print ("")

def is_player_dead(health):
    if health <= 0:
        return True
    else:
        return False

def is_computer_dead(health):
    if health <= 0:
        return True
    else:
        return False


user_health = 100
computer_health = 100

while True:

    os.system("clear")

    #Generate user stats
    generate_stats()

    #Header
    print_header()

    #Choose which type of battle: (F)ight, (S)teal, (M)agic
    user_choice = input("What type of battle? (F)ight, (S)teal, (M)agic > ").upper()

    print_fight_type(user_choice)

    #Determine the winner
    print_fight_result(user_choice)

    #Print stats
    print_stats()



    #Check for player death
    if is_player_dead(user_health):
        print ("Your enemy finally defeats you - you are dead!")

    if is_computer_dead(computer_health):
        print ("You finally defeat your enemy - he dies cursing your name!")

    #Ask for a replay
    if is_player_dead(user_health) or is_computer_dead(computer_health):
        replay = input("Please type (Y)es to replay, or (N)o to finish. > ")
        if replay == "Y":
            user_health = 100
            computer_health = 100
            continue
        else:
            break

    delay = input("Press enter to continue. ")