RPG Game | Python Fiddle

#modules
import threading
#functions
def calcXp ():
  print('calculating level up xp...')
  return 100 + (xpLevel/10)
def calcDiff ():
  print('calculating difficulty...')
  return float(1 + float(xpLevel/100))
def updateDiff():
  global difficulty
  difficulty = calcDiff
  print('updating difficulty...')
def xpCheck():
  if(xp >= calcXp()):
    global xp
    global xpLevel
    xp = xp - calcXp
    xpLevel = xpLevel + 1
    attributeAssign = input('You levelled up! Please assign your level to an attribute! Select: Attack, Defense, Speed or Luck: ')
    if(attributeAssign == 'attack' or attributeAssign == 'Attack'):
      global attackLevel
      attackLevel = attackLevel + 1
    elif(attributeAssign == 'defense' or attributeAssign == 'Defense'):
      global defenseLevel
      defenseLevel = defenseLevel + 1
    elif(attributeAssign == 'speed' or attributeAssign == 'Speed'):
      global speedLevel
      speedLevel = speedLevel + 1
    elif(attributeAssign == 'luck' or attributeAssign == 'Luck'):
      global luckLevel
      luckLevel = luckLevel + 1
    print('checking xp...')
def setInterval(func,time):
  e = threading.Event()
  while not e.wait(time):
          func()

#code
difficulty = 1
attackCounter = 0
travelCounter = 0
damageCounter = 0
attackLevel = 1
defenseLevel = 1
speedLevel = 1
luckLevel = 1
xp = 0
xpLevel = 0
weaponXp = 0
weaponLevel = 2
durability = 100
weapon = ' '
weaponTypes = []
genderQ = 0
while(genderQ == 0):
  gender = input('Are you a boy, or a girl? ')
  if(gender == 'boy'):
    genderCounter = 1
    genderQ = 1
  elif(gender == 'girl'):
    genderCounter = 1
    genderQ = 1
name = input('What is your name? ')
classQ = 0
while(classQ == 0):
  charClass = input('What class are you? (Knight, Theif, Scout, Warrior): ')
  if(charClass == 'knight' or charClass == 'Knight'):
    attackLevel = 4
    defenseLevel = 4
    speedLevel = 1
    luckLevel = 1
    weapon = 'Longsword'
    weaponTypes = ['Broken','Normal','Sturdy','Sharp','Infused','Enchanted']
    classQ = 1
  elif(charClass == 'theif' or charClass == 'Theif'):
    attackLevel = 2
    defenseLevel = 1
    speedLevel = 3
    luckLevel = 4
    weapon = 'Dagger'
    weaponTypes = ['Broken','Normal','Sturdy','Sharp','Infused','Enchanted']
    classQ = 1
  elif(charClass == 'scout' or charClass == 'Scout'):
    attackLevel = 3
    defenseLevel = 2
    speedLevel = 3
    luckLevel = 2
    weapon = 'Shortsword'
    weaponTypes = ['Broken','Normal','Sturdy','Sharp','Infused','Enchanted']
    classQ = 1
  elif(charClass == 'warrior' or charClass == 'Warrior'):
    attackLevel = 5
    defenseLevel = 2
    speedLevel = 2
    luckLevel = 1
    weapon = 'Battleaxe'
    weaponTypes = ['Broken','Normal','Sturdy','Sharp','Infused','Enchanted']
    classQ = 1
  else:
    print('That is not a valid class!')

setInterval(xpCheck,1)
setInterval(xpCheck,1)

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