Developer’s Guide

• Writing VisTrails Packages
  • Introduction
  • Who Should Read This Chapter?
  • A Simple Example
  • Module documentation
  • Creating Reloadable Packages
  • Wrapping Command-line tools
  • Interfacing with the VisTrails Menu
  • Interpackage Dependencies
  • Package Requirements
  • Interaction with Caching
  • Customizing Modules and Ports
  • Generating Modules Dynamically
  • For System Administrators
• Command-line Arguments
  • Starting VisTrails via the Command Line
  • Specifying a User Configuration Directory
  • Passing Database Parameters on the Command Line
  • Running VisTrails in Batch Mode
  • Executing Workflows in Parallel
  • Executing Parameter Explorations from the Command Line
  • Finding Methods Via the Command Line
• Accessing the Execution Log
• Example: ITK
  • Introduction to ITK
  • Preparing ITK
  • ITK and VisTrails
• Creating a Control Flow Loop Module
  • Building your own loop structure
• Using parallelization in VisTrails modules
  • Threading
  • Multiprocessing
  • IPython
• Wrapping command line tools using package CLTools
  • Package CLTools