Section 8.12 Glossary
Glossary Glossary
- chatterbox function.
- A function which interacts with the user (using
input
orprint
) when it should not. Silent functions that just convert their input arguments into their output results are usually the most useful ones. - composition (of functions).
- Calling one function from within the body of another, or using the return value of one function as an argument to the call of another.
- dead code.
- Part of a program that can never be executed, often because it appears after a
return
statement. - fruitful function.
- A function that yields a return value instead of
None
. - incremental development.
- A program development plan intended to simplify debugging by adding and testing only a small amount of code at a time.
- None.
- A special Python value. One use in Python is that it is returned by functions that do not execute a return statement with a return argument.
- return value.
- The value provided as the result of a function call.
- scaffolding.
- Code that is used during program development to assist with development and debugging. The unit test code that we added in this chapter are examples of scaffolding.
- temporary variable.
- A variable used to store an intermediate value in a complex calculation.
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