How to Measure Python Speed with QCachegrind

Python on IBM iWant to know which parts of your Python program take how much time? Which parts are slow, and how often they are called? Python includes tools to measure speed, but it’s not easy to visualize their meaning.

To make it easier, the QCachegrind tool graphically displays profiler output from a variety of languages. We first introduced our build of QCachegrind as a PHP tool, but you can put your Python programs under the QCachegrind microscope as well.

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Free QCachegrind Enables Application Profiling for PHP Developers

IBM i developers now have an alternative to proprietary data visualization tools to pinpoint potential bottlenecks in PHP and Node.js code. QCachegrind, an open source tool developed by KDE, turns raw application profiling data into meaningful graphs and visualizations that highlight a program’s most time-consuming functions.