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 file of ...

Importing modules in Python is ubiquitous; most Python programs start with at least a few import statements. But the performance impact of those imports can be large—and may be entirely wasted effort ...

No more waiting on slow-loading modules or wasting time on ad hoc workarounds: Python 3.15’s new ‘lazy imports’ mechanism has you covered. When you import a module in Python, the module’s code must be ...