June 2017
Beginner to intermediate
274 pages
6h 49m
English
Content preview from Daniel Arbuckle's Mastering Python
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Additional import methods in Cython
Cython allows two import mechanisms in addition to the normal ones provided by Python packages. Let's check out these mechanisms in detail.
The first mechanism is called cimport, and it imports the signatures of compiled functions and data structures from pre-prepared libraries, as shown in the following command line:
from cpython.mem cimport PyMem_Malloc, PyMem_Realloc, PyMem_Free
In this case, since Cython comes with a pre-prepared library of all Python C API functions, we were able to use this mechanism to report the needed information about Python's low-level memory allocation and de-allocation functions.
The second additional importing mechanism is cdef extern from. When we don't already have the ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.