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The C and C++ Include Header Files

/usr/include/python3.12/cpython/complexobject.h


$ cat -n /usr/include/python3.12/cpython/complexobject.h

     1	#ifndef Py_CPYTHON_COMPLEXOBJECT_H
     2	#  error "this header file must not be included directly"
     3	#endif
     4	
     5	typedef struct {
     6	    double real;
     7	    double imag;
     8	} Py_complex;
     9	
    10	/* Operations on complex numbers from complexmodule.c */
    11	
    12	PyAPI_FUNC(Py_complex) _Py_c_sum(Py_complex, Py_complex);
    13	PyAPI_FUNC(Py_complex) _Py_c_diff(Py_complex, Py_complex);
    14	PyAPI_FUNC(Py_complex) _Py_c_neg(Py_complex);
    15	PyAPI_FUNC(Py_complex) _Py_c_prod(Py_complex, Py_complex);
    16	PyAPI_FUNC(Py_complex) _Py_c_quot(Py_complex, Py_complex);
    17	PyAPI_FUNC(Py_complex) _Py_c_pow(Py_complex, Py_complex);
    18	PyAPI_FUNC(double) _Py_c_abs(Py_complex);
    19	
    20	/* Complex object interface */
    21	
    22	/*
    23	PyComplexObject represents a complex number with double-precision
    24	real and imaginary parts.
    25	*/
    26	typedef struct {
    27	    PyObject_HEAD
    28	    Py_complex cval;
    29	} PyComplexObject;
    30	
    31	PyAPI_FUNC(PyObject *) PyComplex_FromCComplex(Py_complex);
    32	
    33	PyAPI_FUNC(Py_complex) PyComplex_AsCComplex(PyObject *op);
    34	
    35	#ifdef Py_BUILD_CORE
    36	/* Format the object based on the format_spec, as defined in PEP 3101
    37	   (Advanced String Formatting). */
    38	extern int _PyComplex_FormatAdvancedWriter(
    39	    _PyUnicodeWriter *writer,
    40	    PyObject *obj,
    41	    PyObject *format_spec,
    42	    Py_ssize_t start,
    43	    Py_ssize_t end);
    44	#endif  // Py_BUILD_CORE