Object Implementation Support

This chapter describes the functions, types, and macros used when defining new object types.

• Allocating Objects on the Heap
• Common Object Structures
  • Base object types and macros
  • Implementing functions and methods
  • Accessing attributes of extension types
    • Member flags
    • Member types
    • Defining Getters and Setters
• Type Objects
  • Quick Reference
    • “tp slots”
    • sub-slots
    • slot typedefs
  • PyTypeObject Definition
  • PyObject Slots
  • PyVarObject Slots
  • PyTypeObject Slots
  • Static Types
  • Heap Types
• Number Object Structures
• Mapping Object Structures
• Sequence Object Structures
• Buffer Object Structures
• Async Object Structures
• Slot Type typedefs
• Examples
• Supporting Cyclic Garbage Collection
  • Controlling the Garbage Collector State
  • Querying Garbage Collector State