1.1 The Purpose of This Book1.2 Use of Third-Party Software1.3 Required Background of Readers1.4 Object-Oriented Programming1.5 Presentation Convention1.6 Conversion from C/C++ to Python1.6.1 Similarities1.6.2 Fundamental Python Commands that Differ from C/C++1.7 The Environment1.8 BiopythonBibliography