| cimport cython as _cython | |
| cdef extern from "Python.h": | |
| ctypedef struct Py_complex: | |
| double imag | |
| double real | |
| ############################################################################ | |
| # 7.2.5.2 Complex Numbers as Python Objects | |
| ############################################################################ | |
| # PyComplexObject | |
| # This subtype of PyObject represents a Python complex number object. | |
| ctypedef class __builtin__.complex [object PyComplexObject]: | |
| cdef Py_complex cval | |
| # unavailable in limited API | |
| @property | |
| @_cython.c_compile_guard("!CYTHON_COMPILING_IN_LIMITED_API") | |
| cdef inline double real(self) noexcept: | |
| return self.cval.real | |
| # unavailable in limited API | |
| @property | |
| @_cython.c_compile_guard("!CYTHON_COMPILING_IN_LIMITED_API") | |
| cdef inline double imag(self) noexcept: | |
| return self.cval.imag | |
| # PyTypeObject PyComplex_Type | |
| # This instance of PyTypeObject represents the Python complex | |
| # number type. It is the same object as complex and | |
| # types.ComplexType. | |
| bint PyComplex_Check(object p) | |
| # Return true if its argument is a PyComplexObject or a subtype of | |
| # PyComplexObject. | |
| bint PyComplex_CheckExact(object p) | |
| # Return true if its argument is a PyComplexObject, but not a subtype of PyComplexObject. | |
| object PyComplex_FromCComplex(Py_complex v) | |
| # Return value: New reference. | |
| # Create a new Python complex number object from a C Py_complex value. | |
| object PyComplex_FromDoubles(double real, double imag) | |
| # Return value: New reference. | |
| # Return a new PyComplexObject object from real and imag. | |
| double PyComplex_RealAsDouble(object op) except? -1 | |
| # Return the real part of op as a C double. | |
| double PyComplex_ImagAsDouble(object op) except? -1 | |
| # Return the imaginary part of op as a C double. | |
| Py_complex PyComplex_AsCComplex(object op) | |
| # Return the Py_complex value of the complex number op. | |
| # | |
| # Returns (-1+0i) in case of an error | |