gh-131885: Update documented signatures for csv.{writer,reader} (GH-136085)

adamtheturtle · web-flow · commit 75f40595e555 · 2025-06-30T09:32:51.000-04:00
diff --git a/Doc/library/csv.rst b/Doc/library/csv.rst
@@ -53,7 +53,7 @@ The :mod:`csv` module defines the following functions:
 .. index::
    single: universal newlines; csv.reader function
 
-.. function:: reader(csvfile, dialect='excel', **fmtparams)
+.. function:: reader(csvfile, /, dialect='excel', **fmtparams)
 
    Return a :ref:`reader object <reader-objects>` that will process
    lines from the given *csvfile*.  A csvfile must be an iterable of
@@ -84,7 +84,7 @@ The :mod:`csv` module defines the following functions:
       Spam, Lovely Spam, Wonderful Spam
 
 
-.. function:: writer(csvfile, dialect='excel', **fmtparams)
+.. function:: writer(csvfile, /, dialect='excel', **fmtparams)
 
    Return a writer object responsible for converting the user's data into delimited
    strings on the given file-like object.  *csvfile* can be any object with a
