Python implementation of the FizzBuzz game. Using TDD method.

This program will print out a sequence between the given first and last number with the following rules:

• if the number divisible by 3 then it will replace the number with the "Fizz" word
• if the number divisible by 5 then it will replace the number with the "Buzz" word
• if the number divisible by 15 then it will replace the number with the "FizzBuzz" word

An example output between 1 and 15:

1, 2, Fizz, 4, Buzz, Fizz, 7, 8, Fizz, Buzz, 11, Fizz, 13, 14, FizzBuzz,