Using Stevedore in Your Application

This tutorial is a step-by-step walk-through demonstrating how to define plugins and then use stevedore to load and use them in your application.

• Guidelines for Naming Plugins
  • Names and Namespaces
• Creating Plugins
  • Example Plugin Set
  • A Plugin Base Class
  • Concrete Plugins
  • Registering the Plugins
  • setuptools Metadata
  • Adding Plugins in Other Packages
• Loading the Plugins
  • Loading Drivers
  • Loading Extensions
  • Why Not Call Plugins Directly?
• Testing

See also

• Dynamic Code Patterns: Extending Your Applications with Plugins
• Using setuptools entry points
• Package Discovery and Resource Access using pkg_resources
• Using Entry Points to Write Plugins | Pylons