PEP 467: add more explanation to `bytes.ascii()`

pep-0467.txt

@@ -130,6 +130,10 @@ Python 2 ``str``) was as simple as::
    
 With Python 3 that became the more verbose::
 
+   >>> b'%d' % 123
+
+or even::
+
    >>> str(123).encode('ascii')
 
 This PEP proposes that an ``ascii`` method be added to ``bytes`` and ``bytearray``
@@ -138,6 +142,12 @@ to handle this use-case::
    >>> bytes.ascii(123)
    b'123'
 
+Note that ``bytes.ascii()`` would handle simple ascii-encodable text correctly,
+unlike the `ascii()`` built-in::
+
+   >>> ascii("hello").encode('ascii')
+   b"'hello'"
+
 
 Addition of "getbyte" method to retrieve a single byte
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