In order to do anything really powerful in a given programming language though, you need to understand functions! In this post, we’ll discuss the Python function call. Before we look at how to ...

Note how the bottom part of the above program can be reworked ... by way of the ncalls column. In Python, the mere act of making a function call incurs a relatively large amount of overhead.

Now that the program has a reference to the function, it can call it using the PyObject_CallObect() function. As you can see, this takes a pointer to the function object to call. Because the function ...