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#ifndef Py_INTERNAL_INDEX_POOL_H
#define Py_INTERNAL_INDEX_POOL_H
#include "Python.h"
#ifdef __cplusplus
extern "C" {
#endif
#ifndef Py_BUILD_CORE
# error "this header requires Py_BUILD_CORE define"
#endif
#ifdef Py_GIL_DISABLED
#include "pycore_interp_structs.h"
// This contains code for allocating unique indices in an array. It is used by
// the free-threaded build to assign each thread a globally unique index into
// each code object's thread-local bytecode array.
// Allocate the smallest available index. Returns -1 on error.
extern int32_t _PyIndexPool_AllocIndex(_PyIndexPool *indices);
// Release `index` back to the pool
extern void _PyIndexPool_FreeIndex(_PyIndexPool *indices, int32_t index);
extern void _PyIndexPool_Fini(_PyIndexPool *indices);
#endif // Py_GIL_DISABLED
#ifdef __cplusplus
}
#endif
#endif // !Py_INTERNAL_INDEX_POOL_H
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