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Reference
ActivePython 2.4
Python Documentation
Python/C API
7. Concrete Objects Layer
7.2 Numeric Objects
7.2.1 Plain Integer Objects
7.2.2 Boolean Objects
7.2.3 Long Integer Objects
7.2.4 Floating Point Objects
7.2.5 Complex Number Objects

MyASPN >> Reference >> ActivePython 2.4 >> Python Documentation >> Python/C API >> 7. Concrete Objects Layer >> 7.2 Numeric Objects
ActivePython 2.4 documentation


7.2.4 Floating Point Objects

PyFloatObject
This subtype of PyObject represents a Python floating point object.

PyTypeObject PyFloat_Type
This instance of PyTypeObject represents the Python floating point type. This is the same object as types.FloatType.

int PyFloat_Check(PyObject *p)
Return true if its argument is a PyFloatObject or a subtype of PyFloatObject. Changed in version 2.2: Allowed subtypes to be accepted.

int PyFloat_CheckExact(PyObject *p)
Return true if its argument is a PyFloatObject, but not a subtype of PyFloatObject. New in version 2.2.

PyObject* PyFloat_FromString(PyObject *str, char **pend)
Return value: New reference.
Create a PyFloatObject object based on the string value in str, or NULL on failure. The pend argument is ignored. It remains only for backward compatibility.

PyObject* PyFloat_FromDouble(double v)
Return value: New reference.
Create a PyFloatObject object from v, or NULL on failure.

double PyFloat_AsDouble(PyObject *pyfloat)
Return a C double representation of the contents of pyfloat.

double PyFloat_AS_DOUBLE(PyObject *pyfloat)
Return a C double representation of the contents of pyfloat, but without error checking.

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