python while loop invalid syntax

Question

its a problem of codewars iam trying to solve the thing is i dont understand why while loop giving an error invalid syntax thanks

def moving_average(values,n):
lst=[]
z=0
if n<=0:
return None
elif n>len(a):
return None
else:
While True:
lst.append(sum(values[z:n])/2)
z=z+1
n=n+1
if n>=len(a):
break
return lst

Answer 1

hahahahaha i cant stop laughing thanks