input: 
  def create_student_marks_dict() -> dict:
      """Construct a python dictionary containing student names and marks as key-value pairs.
      >>> create_student_marks_dict()
      {"John" : 90, "Levi" : 85, "Jill" : 95, "Sara" : 75}
      """
      student_marks = { 
          "John" : 90, 
          "Levi" : 85, 
          "Jill" : 95, 
          "Sara" : 75
      }
      return student_marks
  
output:     student_marks = { 
          "John" : 90, 
          "Levi" : 85, 
          "Jill" : 95, 
          "Sara" : 75
      }
      return student_marks