Code Snippet

#-------------------------------------------------------------------------------
# Name:       Maths Quiz
# Purpose:    Tutoral
# Author:     teachingcomputing.com
# Created:     23/02/2016
# Copyright:   (c) teachingcomputing.com 2016

#-------------------------------------------------------------------------------

""" File Structure
scores.txt
===========
user1,1
user2,3
user3,1

"""
def quiz():
   import random

   
   score=0
   answer=0
   operators=("x", "+", "-")
   valid_name=False
   found_number=False
   numbers="123456789"


   #Test score file - connecting (w = write - this simply creates a scores text file)
   #myFile=open("scores.txt","w")
   #a = append. (add scores to - rather than over write what is already there)
   myFile=open("scores.txt","a")
   myFile.close()
   
   

  
   while valid_name==False:
     
      found_number=False
      name=input("Hi there, what is your name?: ")

   
      for i in name:
     
         for u in numbers:
            if i==u:
               found_number=True

      if found_number==True:
            valid_name=False
            print("Invalid Name - Try again, without any numbers")
            
      elif found_number==False:
            valid_name=True
            break

   print("Great...let's start the quiz")
   print("*********************************************")


   for i in range(3):
      
       num1=random.randint(5,10)
       num2=random.randint(1,5)
    
       operator=random.choice(operators)

   
       if operator=="+":
            answer=num1+num2
       elif operator=="-":
           answer=num1-num2
       elif operator=="x":
           answer=num1*num2

       print('What is ' + str(num1)+operator+str(num2))
       user_answer=int(input("Enter Answer: "))

  
       if user_answer==answer:
           print("That's Right")
   
           score=score+1
       else:
               print("Not quite, sorry! The answer was: " + str(answer))
               score=score
   print("Well done:>" + name + "...Your Score was: " + str(score))

   myFile=open("scores.txt","a")
   #Open the file in append mode, and write to the file the name and score of student
   myFile.write(name+ "," + str(score)+ "\n")
   myFile.close()
   
                    

Try it yourself