fix typo and improve dns.message.Message.is_response() doc string

diff --git a/dns/message.py b/dns/message.py
index 2a7565a03c629b8b8473518e78e45a412e9c471a..6fa90ca5bf4ab79eec8cc43d4a6dd029f534450f 100644 (file)
--- a/dns/message.py
+++ b/dns/message.py
@@ -236,7 +236,8 @@ class Message:
         return not self.__eq__(other)
 
     def is_response(self, other):
-        """Is *other* a response this message?
+        """Is *other*, also a ``dns.message.Message``, a response to this
+        message?
 
         Returns a ``bool``.
         """