A Python module is an external class or set of functions that exist outside the main file of your program. This can be something that you built yourself, or it can be provided by the community.

either across an entire module or only on select functions. Cython also allows you to natively access Python structures that use the buffer protocol for direct access to data stored in memory ...

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 ...