Why none is printed

Question

num = int(input())

def fibonacci(n):
#complete the recursive function
if n<=1 :
return n
else :
a = 0
b = 1
print(a)
print(b)
for i in range (2,n):
c = a+b
print(c)
a = b
b = c
print (fibonacci(num))
#output for 5 as num :
# 0
# 1
# 1
# 2
# 3
# none (why none is printed ?)

Answer 1

Ben Hamida Mohamed Amine

Or dont print function just call it

Answer 2

You should return something inside else part also