Chris Swierczewski

Email: MailTo(cswiercz AT SPAMFREE gmail DOT com)

The following is a missing piece of documentation for adding new <tt>.pyx</tt> to the Sage library: See [ 5.2] of the [ Sage Programming Guide].

Writing Optimized Compiled Code with Sage


Creating .pyx Files in the Sage Library

Suppose you want a more permanent way of including your optimized Cython code in Sage. Perhaps you want to contribute to the Sage project? This guide will show you how to create a simple Cython module and then link it to the Sage library so that your code will appear in future versions of Sage.


Opentick provides free real-time and historical market data for trading systems and trading platforms. See

This package is used by the module.

otfeed1.1 (Chris Swierczewski, 27 Aug 2008)