cpython/Include/floatobject.h

/* Float object interface */

/*
PyFloatObject represents a (double precision) floating-point number.
*/

#ifndef Py_FLOATOBJECT_H
#define Py_FLOATOBJECT_H
#ifdef __cplusplus
extern "C" {
#endif

PyAPI_DATA(PyTypeObject) PyFloat_Type;

#define PyFloat_Check(op) …
#define PyFloat_CheckExact(op) …

#define Py_RETURN_NAN …

#define Py_RETURN_INF(sign) …

PyAPI_FUNC(double) PyFloat_GetMax(void);
PyAPI_FUNC(double) PyFloat_GetMin(void);
PyAPI_FUNC(PyObject*) PyFloat_GetInfo(void);

/* Return Python float from string PyObject. */
PyAPI_FUNC(PyObject*) PyFloat_FromString(PyObject*);

/* Return Python float from C double. */
PyAPI_FUNC(PyObject*) PyFloat_FromDouble(double);

/* Extract C double from Python float.  The macro version trades safety for
   speed. */
PyAPI_FUNC(double) PyFloat_AsDouble(PyObject*);

#ifndef Py_LIMITED_API
#define Py_CPYTHON_FLOATOBJECT_H
#  include "cpython/floatobject.h"
#  undef Py_CPYTHON_FLOATOBJECT_H
#endif

#ifdef __cplusplus
}
#endif
#endif /* !Py_FLOATOBJECT_H */