Cleaning up example

README.md

@@ -23,13 +23,16 @@ This allows for verifying the code works by running `pytest`. For example:
 
 ```
 |--% pytest -v puzzles/test_day01.py
-================================================================================= test session starts =================================================================================
-platform linux -- Python 3.9.7, pytest-6.2.5, py-1.11.0, pluggy-1.0.0 -- tmp/venv-2021-advent-of-code/bin/python3
+=========================================== test session starts ===========================================
+platform linux -- Python 3.9.7, pytest-6.2.5, py-1.11.0, pluggy-1.0.0 -- .venv/bin/python3
 cachedir: .pytest_cache
 rootdir: 2021-advent-of-code
-collected 2 items
+collected 4 items
 
-puzzles/test_day01.py::test_example1 PASSED                                                                                                                                     [ 50%]
-puzzles/test_day01.py::test_example2 PASSED                                                                                                                                     [100%]
-================================================================================== 2 passed in 0.06s ==================================================================================
+puzzles/test_day01.py::test_example1 PASSED                                                         [ 25%]
+puzzles/test_day01.py::test_example2 PASSED                                                         [ 50%]
+puzzles/test_day01.py::test_part1 PASSED                                                            [ 75%]
+puzzles/test_day01.py::test_part2 PASSED                                                            [100%]
+
+============================================ 4 passed in 0.06s ============================================
 ```