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diff --git a/‎examples/ch04/snippets_py/.ipynb_checkpoints/ex04_05-checkpoint.py ‎examples/lesson04/snippets_py/.ipynb_checkpoints/ex04_05-checkpoint.py b/‎examples/ch04/snippets_py/.ipynb_checkpoints/ex04_05-checkpoint.py ‎examples/lesson04/snippets_py/.ipynb_checkpoints/ex04_05-checkpoint.py
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diff --git a/‎examples/ch04/snippets_py/04_11.py ‎examples/lesson04/snippets_py/04_11.py b/‎examples/ch04/snippets_py/04_11.py ‎examples/lesson04/snippets_py/04_11.py
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diff --git a/‎examples/ch04/snippets_py/04_12.py ‎examples/lesson04/snippets_py/04_12.py b/‎examples/ch04/snippets_py/04_12.py ‎examples/lesson04/snippets_py/04_12.py
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diff --git a/‎examples/ch04/snippets_py/04_14.py ‎examples/lesson04/snippets_py/04_14.py b/‎examples/ch04/snippets_py/04_14.py ‎examples/lesson04/snippets_py/04_14.py
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diff --git a/‎examples/ch05/RollDie.py ‎examples/lesson05/RollDie.py b/‎examples/ch05/RollDie.py ‎examples/lesson05/RollDie.py
diff --git a/‎examples/ch05/fig05_01.py ‎examples/lesson05/fig05_01.py b/‎examples/ch05/fig05_01.py ‎examples/lesson05/fig05_01.py
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diff --git a/‎examples/ch05/snippets_py/05_13.py ‎examples/lesson05/snippets_py/05_13.py b/‎examples/ch05/snippets_py/05_13.py ‎examples/lesson05/snippets_py/05_13.py
diff --git a/‎examples/ch05/snippets_py/05_13selfcheck.py ‎examples/lesson05/snippets_py/05_13selfcheck.py b/‎examples/ch05/snippets_py/05_13selfcheck.py ‎examples/lesson05/snippets_py/05_13selfcheck.py
diff --git a/‎examples/ch05/snippets_py/05_14.py ‎examples/lesson05/snippets_py/05_14.py b/‎examples/ch05/snippets_py/05_14.py ‎examples/lesson05/snippets_py/05_14.py