Trying to say in my code that if middle_name is an empty string then print, else if it has been inputted then print the second way.
What's the best way to word my if statement?
first_name = input()
middle_name = input()
last_name = input()
first_initial = first_name[0:1]
middle_initial = middle_name[0:1]
  
      
if middle_name != str:
    print((last_name + ','), first_initial)
else:   
    print(last_name,(first_initial + '.' + middle_initial + '.'))
 
    