PyUtilib 2.1

PyUtilib: A utility library that includes a well-developed plugin framework.

PyUtilib has been developed to support several Python projects under development at Sandia National Laboratories, including Acro, Coopr and FAST. PyUtilib includes utilities such as:

• A classes to manipulate Excel spreadsheets

• Utilities for using PLY parsers

• Utilies for generating cross-products of sets

• Functions to redirect IO

• A generic Factory utility

• Functions for standardizing floating point IO between 32-bit and 64-bit platforms

• A utility for conveniently importing modules

• Functions for performing an exact comparison of files

• Classes for singleton/unity objects

The PyUtilib plugin framework is the most developed element of PyUtilib. This framework is derived from the Trac plugin framework, and it provides

• Support for both singleton and non-singleton plugin instances

• Utilities for managing plugins within namespaces

• A self-contained core that can be independently used from the PyUtilib plugins

• Commonly use plugins, including

  • A config-file reader/writer based on ConfigParser

  • Loading utilities for eggs and modules

  • A file manager for temporary files