Tidy up formatting and fix spelling mistake.

Author: markshannon

Misc/NEWS.d/next/Core and Builtins/2018-03-17-05-36-19.bpo-33092.jZfBZd.rst

@@ -1,3 +1,3 @@
-Simplify and speed up interpreter for f-strings:     Remove FORMAT_VALUE
-opcode.     Add CONVERT_VALUE, FORMAT_SIMPLE and FORMAT_WITH_SPEC opcode.
-Compiler emits optimal sequence for each format expression.
+Simplify and speed up interpreter for f-strings. Removes ``FORMAT_VALUE``
+opcode. Add ``CONVERT_VALUE``, ``FORMAT_SIMPLE`` and ``FORMAT_WITH_SPEC`` opcode.
+Compiler emits more efficient sequence for each format expression.

Python/ceval.c

@@ -72,7 +72,7 @@ static void format_kwargs_mapping_error(PyObject *func, PyObject *kwargs);
 
 typedef PyObject *(*convertion_func_ptr)(PyObject *);
 
-static const convertion_func_ptr CONVERTION_FUNCTIONS[4] = {
+static const convertion_func_ptr CONVERSION_FUNCTIONS[4] = {
     [FVC_STR] = PyObject_Str,
     [FVC_REPR] = PyObject_Repr,
     [FVC_ASCII] = PyObject_ASCII
@@ -3297,7 +3297,7 @@ _PyEval_EvalFrameDefault(PyFrameObject *f, int throwflag)
             PyObject *value = POP();
             convertion_func_ptr  conv_fn;
             assert(oparg >= FVC_STR && oparg <= FVC_ASCII);
-            conv_fn = CONVERTION_FUNCTIONS[oparg];
+            conv_fn = CONVERSION_FUNCTIONS[oparg];
             result = conv_fn(value);
             Py_DECREF(value);
             if (result == NULL) {