Set of Python tutorials and articles that cover interesting topics. You will find here also a set of PyQt4 tutorials about making GUI desktop apps with Python.
Tokyo Cabinet and Python - Tokyo Cabinet is a scalable key-value database that can be used in high performance applications, including Python.
Using MongoDB in Python and PHP - MongoDB is a no-relational document database. It main features are high performance and advanced features compared to plain key-value stores.
Python, C and C++ efficiency on JPG thumbnail creation - There are several tools to make thumbnails: Imagemagick, PIL ,GD, and also EPEG/libjpeg. And we also can make Python modules from a C Epeg library and compare how much slower it will get if we use it from a scripting language like Python.