how to ask user for input from the command line python 3 code example

Example 1: pythn programme for adding user unputs

# Store input numbers
num1 = input('Enter first number: ')
num2 = input('Enter second number: ')

# Add two numbers
sum = float(num1) + float(num2)

# Display the sum
print('The sum of {0} and {1} is {2}'.format(num1, num2, sum))

Example 2: python 2.7 get user input

# Python 2

txt = raw_input("Type something to test this out: ")
print "Is this what you just said?", txt