This preface provides information I expect will be important for someone reading and using this book. The first part introduces the book itself. The second talks about Python. The third part contains other notes of various kinds. Introduction I would like to begin with some comments about this book, the field of bioinformatics, and the kinds of people I think will find it useful. | Practical Programming for Biological Data Using Python O REILLY Mitchell L Model Bioinformatics Programming Using .