Once you know how to add and use a Python module, you will greatly extend the capabilities of the language. A Python module is an external class or set of functions that exist outside the main ...

From simple timers and benchmarking modules to sophisticated stats-based frameworks, look to these tools for insight into the performance of your Python program ... s call stack every millisecond ...

how its garbage collection system helps optimize memory in Python programs, and how to use the modules available in the standard library and elsewhere to control memory use and garbage collection.

For instance, if a developer were to accidentally use a rogue pseudo-random number generator instead of Python's official secret module, an app's cryptographic functions might be easy for ...