text: /* Boolean object interface */
  
  #ifndef Py_BOOLOBJECT_H
  #define Py_BOOLOBJECT_H
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  
  PyAPI_DATA(PyTypeObject) PyBool_Type;
  
  #define PyBool_Check(x) Py_IS_TYPE(x, &PyBool_Type)
  
  /* Py_False and Py_True are the only two bools in existence.
  Don't forget to apply Py_INCREF() when returning either!!! */
  
  /* Don't use these directly */
  PyAPI_DATA(struct _longobject) _Py_FalseStruct;
  PyAPI_DATA(struct _longobject) _Py_TrueStruct;
  
  /* Use these macros */
  #define Py_False ((PyObject *) &_Py_FalseStruct)
  #define Py_True ((PyObject *) &_Py_TrueStruct)
  
  // Test if an object is the True singleton, the same as "x is True" in Python.
  PyAPI_FUNC(int) Py_IsTrue(PyObject *x);
  #define Py_IsTrue(x) Py_Is((x), Py_True)
  
  // Test if an object is the False singleton, the same as "x is False" in Python.
  PyAPI_FUNC(int) Py_IsFalse(PyObject *x);
  #define Py_IsFalse(x) Py_Is((x), Py_False)
  
  /* Macros for returning Py_True or Py_False, respectively */
  #define Py_RETURN_TRUE return Py_NewRef(Py_True)
  #define Py_RETURN_FALSE return Py_NewRef(Py_False)
  
  /* Function to return a bool from a C long */
  PyAPI_FUNC(PyObject *) PyBool_FromLong(long);
  
  #ifdef __cplusplus
  }
  #endif
  #endif /* !Py_BOOLOBJECT_H */
  