For python not hardcorded

This is another assignment on functions: Following Lab 8, fil in the missing function definitions for this program: def main: #Prints "Welcome" to welcome0 the screen age-user!nput() #Ask the user for their age and return number entered #Using age, calculate(age) calculates year born displayResults(age,y) #Prints age and birth year main0 That is, write the functions welcome0, userlnput0, calculate0 and displayResults0. Submit a .py file containing all four functions you wrote, in addition to the main0 function above