Keywords: api

### 7.4.4.2 Complex Numbers as Python Objects

`PyComplexObject`
  This subtype of `PyObject` represents a Python complex number object.

PyTypeObject `PyComplex_Type`
  This instance of `PyTypeObject` represents the Python complex number type.

int `PyComplex_Check` (PyObject *p)
  Returns true if its argument is a `PyComplexObject`.

PyObject* `PyComplex_FromCComplex` (Py_complex v)
  Return value: New reference.
  Create a new Python complex number object from a C `Py_complex` value.

PyObject* `PyComplex_FromDoubles` (double real, double imag)
  Return value: New reference.
  Returns a new `PyComplexObject` object from real and imag.

double `PyComplex_RealAsDouble` (PyObject *op)
  Returns the real part of op as a C `double`.

double `PyComplex_ImagAsDouble` (PyObject *op)
  Returns the imaginary part of op as a C `double`.

Py_complex `PyComplex_AsCComplex` (PyObject *op)
  Returns the `Py_complex` value of the complex number op.