Fix PyTrace_RETURN documentation (GH-5384)

zhangyangyu · web-flow · commit 79db11ce9933 · 2018-01-28T22:54:42.000+08:00
It will be triggered when propagating an exception.
diff --git a/Doc/c-api/init.rst b/Doc/c-api/init.rst
@@ -1332,7 +1332,7 @@ Python-level trace functions in previous versions.
 .. c:var:: int PyTrace_RETURN
 
    The value for the *what* parameter to :c:type:`Py_tracefunc` functions when a
-   call is returning without propagating an exception.
+   call is about to return.
 
 
 .. c:var:: int PyTrace_C_CALL
