Use inline properties on the "PyComplex" builtin type declared in...

Use inline properties on the "PyComplex" builtin type declared in "cpython.complex" to provide C level access to the "real" and "imag" attributes (which Cython provides anyway for the 'undeclared' builtin type).

Cython/Includes/cpython/complex.pxd

@@ -14,9 +14,14 @@ cdef extern from "Python.h":
 
     ctypedef class __builtin__.complex [object PyComplexObject]:
         cdef Py_complex cval
-        # not making these available to keep them read-only:
-        #cdef double imag "cval.imag"
-        #cdef double real "cval.real"
+
+        @property
+        cdef inline double real(self):
+            return self.cval.real
+
+        @property
+        cdef inline double imag(self):
+            return self.cval.imag
 
     # PyTypeObject PyComplex_Type
     # This instance of PyTypeObject represents the Python complex