Add bytes methods documentation.

Doc/library/codecs.rst

@@ -1117,6 +1117,8 @@ For the codecs listed below, the result in the "encoding" direction is always a
 byte string. The result of the "decoding" direction is listed as operand type in
 the table.
 
+.. XXX fix here, should be in above table
+
 +--------------------+---------+----------------+---------------------------+
 | Codec              | Aliases | Operand type   | Purpose                   |
 +====================+=========+================+===========================+

Doc/reference/expressions.rst

@@ -1272,7 +1272,7 @@ groups from right to left).
 
 .. [#] While comparisons between strings make sense at the byte
    level, they may be counter-intuitive to users. For example, the
-   strings ``u"\u00C7"`` and ``u"\u0327\u0043"`` compare differently,
+   strings ``"\u00C7"`` and ``"\u0327\u0043"`` compare differently,
    even though they both represent the same unicode character (LATIN
    CAPTITAL LETTER C WITH CEDILLA).