Implementation let user to be able to run python code on web. Would be great for wikis from scientific or technical fields where inteaction help a lot understand problems. Particular example can be an interactive plots, custom visualissations or online calculators. One posible form could be ebeded external page from fro example Google Colab - online version of Jupyter notebbok in principle very similar to Matlab. Other form could be data visualisation library such as mpld3.