Issues #21948 and #16040: Fix typos.

Doc/library/hmac.rst

@@ -25,7 +25,7 @@ This module implements the HMAC algorithm as described by :rfc:`2104`.
    .. versionchanged:: 3.4
       Parameter *key* can be a bytes or bytearray object.
       Parameter *msg* can be of any type supported by :mod:`hashlib`.
-      Paramter *digestmod* can be the name of a hash algorithm.
+      Parameter *digestmod* can be the name of a hash algorithm.
 
    .. deprecated:: 3.4
       MD5 as implicit default digest for *digestmod* is deprecated.

Lib/nntplib.py

@@ -86,7 +86,7 @@ __all__ = ["NNTP",
            ]
 
 # maximal line length when calling readline(). This is to prevent
-# reading arbitrary lenght lines. RFC 3977 limits NNTP line length to
+# reading arbitrary length lines. RFC 3977 limits NNTP line length to
 # 512 characters, including CRLF. We have selected 2048 just to be on
 # the safe side.
 _MAXLINE = 2048