Lesson 36. Testing and debugging your programs
After reading lesson 36, you’ll be able to
- Use the unittest library
- Write tests for your program
- Efficiently debug your programs
It’s unlikely that you’ll write a perfect program on the first try. Often you’ll write code, test it with a few inputs, make changes to it, and test it again, repeating this process until your program runs as expected.
Think about your experience in programming so far. When you write a program and it doesn’t work, what kinds of things do you do to fix it?
Answer:
Look at the error message, if any, and see whether there are clues like line numbers that can direct me toward the issue. Put print statements at certain locations. Try a different input. ...
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