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
  • Type Objects
    • Quick Reference
      • “tp slots”
      • sub-slots
      • slot typedefs
    • PyTypeObject Definition
    • PyObject Slots
    • PyVarObject Slots
    • PyTypeObject Slots
    • 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

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Licensed under the PSF License.
https://docs.python.org/3.9/c-api/objimpl.html