plz explain me why things happen like that in these 4 cases:

Question

1)
def lust(no):
return no + 69
return no - 69
print(lust(45))
doesnt give me value of no-69

2)
def lust(no):
return no + 69
return no - 69
lust(45)
doesnt give any value
3)
def lust(no):
print(no + 69)
print(no - 69)
print(lust(45))
gives none at last
4)
def lust(no):
return no + 69
print(no - 69)
print(lust(45))
gives only 114

Answer 1

1)
After function call, the first return statmend returns no+69. That's it. The second return will never reached.

Answer 2

2) this is without any print statemend. You will see nothing.

Answer 3

3)
Is a function without a return statemend. Python functions will then return "None" by default.

Answer 4

4)
Same as in 1). After First return statemend the function ends. The print statemend will never reached.