drop unused PyString_FromStringAndSize and PyString_AsUtf8AndSize

Signed-off-by: oleg.hoefling <oleg.hoefling@gmail.com>

Author: hoefling

src/platform.h

@@ -37,26 +37,17 @@ typedef int Py_ssize_t;
 
 #if PY_MAJOR_VERSION >= 3
 #define PY3K 1
-#define PyString_FromStringAndSize PyUnicode_FromStringAndSize
 
 #define PyString_AsString PyUnicode_AsUTF8
-#define PyString_AsUtf8AndSize PyUnicode_AsUTF8AndSize
 
 #define PyCreateDummyObject PyModule_New
 
 #define PyString_FSConverter PyUnicode_FSConverter
 #else // PY3K
 
-#define PyBytes_FromStringAndSize PyString_FromStringAndSize
-
 #define PyBytes_AsString PyString_AsString
 #define PyBytes_AsStringAndSize PyString_AsStringAndSize
 
-static inline char* PyString_AsUtf8AndSize(PyObject *obj, Py_ssize_t* length) {
-    char* buffer = NULL;
-    return (PyString_AsStringAndSize(obj, &buffer, length) < 0) ? (char*)(0) : buffer;
-}
-
 static inline PyObject* PyCreateDummyObject(const char* name) {
     PyObject* tmp = Py_InitModule(name, NULL);
     Py_INCREF(tmp);