rephrase for clarity

diff --git a/Doc/library/io.rst b/Doc/library/io.rst
index 67a8d4d85db7e0869a698fb73c7d1724aaaf8a31..58661133aa6c5e1f515f39b622435c6337f55096 100644 (file)
--- a/Doc/library/io.rst
+++ b/Doc/library/io.rst
@@ -504,7 +504,7 @@ Buffered Streams
 
    .. method:: peek([n])
 
-      Return bytes from the stream without advancing the position.  Only a
+      Return bytes from the stream without advancing the position.  At most one
       single read on the raw stream is done to satisfy the call. The number of
       bytes returned may be less or more than requested.