explain functions in python code example
Example 1: how to define function in python
def example():
print("Example.")
example()
Example 2: python functions
def a_function():
print("Hello World!")
return 0
def answerValid(prompt, correct_answers, invalid):
while True:
user = input(prompt)
if user in correct_answers:
break
return user
else:
print(invalid)
a_function()
function_called = a_function()
answer = answerValid("What is 8 * 8?", [64], "Invalid Option")
print(answer)
Example 3: function used in python
def hello():
name = str(input("Enter your name: "))
if name:
print ("Hello " + str(name))
else:
print("Hello World")
return
hello()